| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 422186300 | With ultraviolet radiation generating means | 73 |
| 20080219899 | Medical Instrument Disinfecting System - The invention concerns a medical instrument disinfecting system ( | 09-11-2008 |
| 20080253941 | ULTRAVIOLET (UV) RADIATION SOURCE-BASED SURFACE DISINFECTION SYSTEM - A UV radiation-based surface disinfection system disinfects contaminated surfaces by providing disinfecting UV radiation that eliminates pathogens or microbes from the target surface that it irradiates/illuminates. The system includes a housing adapted to contain UV radiation sources and operate as a UV shield and director, at least one UV radiation (light) emitting source mounted within said housing for providing disinfecting UV radiation from said housing onto a target surface, and at least one of a range sensor and timer. UV radiation source(s) can be mounted on a rotating or sliding assembly within the main assembly to disinfect the preferred surface. The UV radiation source(s) can also be mounted in a portable handheld assembly having a range sensor for enhanced safety during use. The system can be powered by standard AC electrical power or batter sources. | 10-16-2008 |
| 20080260600 | Building Designed For Storing Foul-Smelling Effluents - The present invention relates to an enclosed building designed to store foul-smelling effluents. The building is provided with means for introducing the effluents in the building, means for destroying, by photocatalysis, organic pollutants created during the storage of the effluents, and openings, by means of which the interior of the building is in communication with the atmosphere, the openings being provided with said destroying means. | 10-23-2008 |
| 20080260601 | Uv Sterilizing Wand - A wand-type Ultra-Violet (UV) radiation sterilizing wand includes a housing having an aperture and a source of UV radiation mounted within the housing positioned for emitting UV radiation through the aperture. Advantageously, the lamp chamber within which the source of UV radiation is mounted has an ingress and an egress so that an air flow may be promoted through the lamp chamber to cool the lamp and, thereby, allow for a lamp of higher UV power output than would otherwise be practical. | 10-23-2008 |
| 20080260602 | FLUID TREATMENT SYSTEM AND RADIATION SOURCE MODULE FOR USE THEREIN - A radiation source module comprising a support member, a radiation source assembly connected to the support member and a seal disposed on a first surface of the module, the seal operable to provide a substantially fluid tight seal between the first surface and a second surface which is adjacent to the first surface. | 10-23-2008 |
| 20080279733 | APPARATUS FOR AIR DISINFECTION IN VENTILATION SYSTEM - An irradiation module apparatus | 11-13-2008 |
| 20080279734 | TONER MANUFACTURING METHOD, TONER MANUFACTURING APPARATUS, AND TONER - A method of manufacturing a toner by using a liquid dispersion in which a dispersoid containing a material for manufacturing a toner is dispersed in a dispersion medium, and containing a dispersant having a function of improving the dispersibility of the dispersoid, the method including the steps of: preparing the liquid dispersion, applying ozone to the liquid dispersion and/or a liquid dispersion from which at least a portion of the dispersion medium has been removed, and irradiating UV-rays to the liquid dispersion and/or the liquid dispersion from which at least a portion of the dispersion medium has been removed. | 11-13-2008 |
| 20080292515 | Autoclave with Uv Tank Irradiation and Associated Tank Lid - An ambulatory autoclave for the sterilization of medical instruments includes at least one sterilization chamber, elements to empty the chamber, and one or more water tanks, wherein it is provided with a source of UV rays configured so as to radiate the one or more tanks. | 11-27-2008 |
| 20080299017 | Photoreactor - The photoreactor comprises a tube bundle ( | 12-04-2008 |
| 20080305018 | Photosterilization Reactor - A photosterilization reactor for sterilization of a liquid or a gas using ultraviolet light is disclosed that overcomes many of the shortcomings of current ultraviolet sterilization systems and improves the efficiencies of the sterilization process. The photosterilization reactor has an optically coupled flow path for maximizing the cross-sectional interaction between the ultraviolet radiation and the liquid or gas in the flow path, a reactor vessel for the efficient entrapment, reflection and use of the generated and unabsorbed ultraviolet radiation, and operational improvements to the ultraviolet light source, thermal and mechanical shielding of the ultraviolet light source, and electrical safety improvements. The photosterilization reactor may further contain a novel fluoroscopic pathogen detector that provides for real time monitoring of pathogens in the liquid or gas flow path internal to the reactor. | 12-11-2008 |
| 20080311011 | PHOTOCATALYTIC REACTOR WITH MOVABLE CONFORMAL LIGHT GUIDING PLATE - A photocatalytic reactor is disclosed herein, which includes a rotatable light guide plate and a light source. The light guide plate is coated with a photocatalyst film on a surface thereof. A light beam emitted from the light source can be coupled into and propagate inside the light guide plate to activate the photocatalysis of the photocatalyst film. Additionally, the rotation of the light guide plate further expedites the photocatalysis so as to enhance the reaction efficiency of the photocatalytic reactor. | 12-18-2008 |
| 20080311012 | Transmissive window for hydrooptic disinfection system - Some demonstrative embodiments of the invention include an illumination-based liquid disinfection device. The disinfection device may include, for example, a conduit to carry a flowing liquid to be disinfected, the conduit having an inlet to receive the liquid and an outlet to discharge the liquid; at least one illumination source external to the conduit to illuminate the liquid with light through a shaped non-flat window. The non-flat window may redistribute the light in the conduit so as to improve uniformity of light-dose received by entities such as micro-organisms and or chemicals within the liquid. | 12-18-2008 |
| 20090068071 | APPARATUS AND PROCESS FOR STERILIZATION AND PRESERVATION OF OBJECTS - This apparatus and method improves the way metal and other objects will be sterilized, disinfected and preserved by utilizing both electromagnetic radiation (UV light in particular) to kill anaerobic pathogens and oxygen depletion to kill aerobic pathogens. The removal of the presence of oxygen further increases the useful lifespan of the treated object by preventing corrosion in general and oxidation in particular. | 03-12-2009 |
| 20090123347 | FLUID TREATMENT SYSTEM - There is disclosed a water treatment appliance, particularly for on-the-counter treatment of potable water. The appliance comprises: a base unit comprising a pump, a housing and a cooling unit for chilling water in the housing; a removable water reservoir engageable with the housing; a control panel comprising a water dispensing switch; an outlet for dispensing treated water from the fluid treatment system; and a treatment cartridge removably disposed in the housing. The treatment cartridge comprises a first chamber and a second chamber in communication with one another. The first chamber is in communication with the housing and has disposed therein a filter element. The second chamber is in communication with the outlet and has disposed therein an ultraviolet radiation lamp. | 05-14-2009 |
| 20090148358 | UV light writing instrument sterilizer - A writing instrument sterilization device having an automatic dispensing delivery mechanism for recycling multiple writing instruments and automatically delivering a single sterilized writing instrument on demand. The writing instrument sterilizer is comprised of a housing having a collection aperture for receiving at least one writing instrument and a discharge aperture for dispensing the writing instrument. The writing instrument is conveyed on track that is disposed within the housing and extends between the collection aperture and the discharge aperture. A UV illumination source sterilizes the writing instrument by emitting radiation to the surface of the writing instrument. An automatic dispensing delivery mechanism is provided to move an ejector member from a first writing instrument receiving position to a second writing instrument dispensing position. | 06-11-2009 |
| 20090148359 | PHOTOCATALYTIC REACTION SYSTEMS FOR WATER PURIFICATION - A photocatalytic reaction system for water purification. At least one light source is disposed in a photocatalytic reaction tank. Multiple photocatalyst carriers are disposed in the photocatalytic reaction tank and surround the light source. Each photocatalyst carrier carries a plurality of photocatalyst particles. A photocatalysts separation tank is connected to the photocatalytic reaction tank. A non-woven fabric membrane filtration module is disposed in the photocatalysts separation tank, filtering off the photocatalyst particles. An input pump is connected to the photocatalytic reaction tank, inputting water thereto. An output pump is connected to the non-woven fabric membrane filtration module, outputting the water to the exterior of the photocatalysts separation tank. | 06-11-2009 |
| 20090155136 | ULTRAVIOLET LIGHT TREATMENT CHAMBER - An apparatus for the treatment of a liquid comprising includes a chamber having at least one inner surface. The chamber is at least 80 percent enclosed. The apparatus also includes an ultraviolet (UV) transmissive tube and the UV transmissive tube disposed within the chamber and adapted for the passage of the liquid therethrough. The apparatus further includes an UV lamp and the UV lamp being disposed within the UV transmissive tube. A reflective material is interspersed between the chamber and the transmissive tube, and the reflective material is adapted so as to reflect at least a portion of light emitted by the UV lamp. Additionally, the reflective material is at least 80 percent reflective. | 06-18-2009 |
| 20090162258 | LIQUID TREATMENT SYSTEM - A liquid treatment system has a housing defining an interior space. The housing has an inlet port for receiving liquid into the interior space of the housing and an outlet port for allowing liquid to exit the interior space of the housing. The outlet port is spaced from the inlet port so that liquid flows through the interior space of the housing from the inlet port to the outlet port. An ultrasonic waveguide assembly is disposed within the interior space of the housing and includes an ultrasonic horn disposed at least in part intermediate the inlet port and the outlet port of the housing. The ultrasonic horn is operable at an ultrasonic frequency to ultrasonically energize liquid flowing within the housing. An ultraviolet light source emits ultraviolet light into the interior space of the housing to treat liquid flowing therein. | 06-25-2009 |
| 20090162259 | HIGH EFFICIENCY UV CURING SYSTEM - An ultraviolet (UV) cure chamber enables curing a dielectric material disposed on a substrate and in situ cleaning thereof. A tandem process chamber provides two separate and adjacent process regions defined by a body covered with a lid having windows aligned respectively above each process region. One or more UV sources per process region that are covered by housings coupled to the lid emit UV light directed through the windows onto substrates located within the process regions. The UV sources can be an array of light emitting diodes or bulbs utilizing a source such as microwave or radio frequency. The UV light can be pulsed during a cure process. Using oxygen radical/ozone generated remotely and/or in-situ accomplishes cleaning of the chamber. Use of lamp arrays, relative motion of the substrate and lamp head, and real-time modification of lamp reflector shape and/or position can enhance uniformity of substrate illumination. | 06-25-2009 |
| 20090169442 | ANTI-DEPOSIT COATING ON INTERNAL SURFACES OF AN ULTRAVIOLET DISINFECTION SYSTEM - Embodiments of the invention are directed to a system and a method for reducing deposit formation in an ultraviolet (UV) liquid disinfection system by applying a coating layer of a flouropolymeric anti-deposit material on a surface of the UV disinfection system. | 07-02-2009 |
| 20090180938 | WASTE LIQUID PROCESSING DEVICE - Provided is a waste liquid processing device including: a carrier transporting a waste liquid attached thereto; an attachment portion attaching a liquid cured by irradiation of energy rays to the carrier; an irradiation portion irradiating the energy rays to the waste liquid attached to the carrier by the attachment portion so as to cure the waste liquid; and a removal portion removing the waste liquid cured by the irradiation portion from the carrier. | 07-16-2009 |
| 20090196802 | DISINFECTION SYSTEM WITH AN IMMERSION EMITTER - A disinfection system that is used to disinfect liquids ( | 08-06-2009 |
| 20090196803 | WASTE LIQUID TREATING DEVICE - There is provided a waste liquid treating device including a drum like waste liquid tank that can be rotated in which liquid that is cured by irradiation of energy ray is introduced as waste liquid, a rotation driving unit for rotating the drum like waste liquid tank about a rotation axis of the drum like waste liquid tank, and an irradiation unit for irradiating energy ray for curing waste liquid in the drum like waste liquid tank that is rotated by the rotation driving unit. | 08-06-2009 |
| 20090208386 | Germicidal water purification unit - A germicidal water purification unit in which a plurality of light sources operating in the visible light frequency range or the ultraviolet frequency range are disposed along a conduit that carries water and radiate radially inward toward the axis of the conduit to kill microbiological pathogens present in the water. | 08-20-2009 |
| 20090214398 | WASTE LIQUID PROCESSING DEVICE - A waste liquid processing device includes: a waste liquid tank to which a liquid to be hardened by radiation of an energy ray is introduced as a waste liquid; a radiation unit which radiates the energy ray for hardening the waste liquid to the waste liquid introduced to the waste liquid tank; and a buffer tank which temporarily stores the waste liquid in a non-hardened state between a waste liquid discharging source and the waste liquid tank and which intermittently introduces the stored waste liquid to the waste liquid tank. | 08-27-2009 |
| 20090246101 | Apparatus for Rapid Oxidation using UV Radiation - An apparatus employing a UV reaction chamber that produces light for levying high-level amounts of hydroxyl radicals during the oxidation process. The flow passes through a fluid intake and into the UV reaction chamber. A metallic coating on the outer shell and quartz reactor work for increased efficiency during the oxidation process, as does a coolant tube. The apparatus is connected to a number of conceivable systems as the apparatus aids in the rapid oxidation process of the water flow. | 10-01-2009 |
| 20090263298 | PHOTOCATALYST DEVICE - A photocatalyst device includes a photocatalyst member and a light source. The light source is configured to emit ultraviolet light to the photocatalyst member. The ultraviolet light has a wavelength equal to or less than about 400 nanometers, and more than 365 nanometers. | 10-22-2009 |
| 20090285727 | ILLUMINATION UNIT FOR LIQUID DISINFECTION SYSTEMS - Some demonstrative embodiments of the invention include an illumination-based liquid disinfection device. The disinfection device may include, for example, a conduit to carry a flowing liquid to be disinfected, the conduit having an inlet to receive the liquid and an outlet to discharge the liquid, one or more UV transparent sleeves having a hydro-dynamic shape and one or more UV light sources, each positioned within its respective protective sleeve. | 11-19-2009 |
| 20090291036 | UV Sterilizer for Fluid of Large Flow Rate - A UV sterilizer for fluid of large flow rate comprises at least one U V sterilization module and an mounting part for said module, each module comprising at least one UV lamp tube, said mounting part comprising a body in the form of a duct for the passage of fluid to be sterilized therethrough, with a number of mounting apertures for the UV sterilization module being provided on the wall of the duct, and on one or both end surfaces of the duct there being provided a baffle extending from the outer peripheral of said one or both end surfaces towards the center thereof, with a port being left on said one or both end surfaces with the baffle for the passage of fluid to be sterilized therethrough. The UV sterilizer for fluid of large flow rate of the present invention may be widely used in water supply plant, pharmaceutical plant, food plant, drink plant, or other plants or sites where fluid need to be sterilized. | 11-26-2009 |
| 20090311149 | UV Sanitizer for Tethered and Untethered Mouthguards - A portable, battery-powered UV sanitizer kills germs and bacteria on the mouthpieces of tethered mouthguards of a wide variety of tether sizes and configurations and on the mouthpieces of untethered mouthguards. It doubles as a protective case when not in antimicrobial use. It includes a dishwasher safe detachable tray. It may be used with other dental appliances. | 12-17-2009 |
| 20090317309 | Desktop sterilizer for books - The present invention provides a desktop sterilizer for books. The sterilizer includes an openable main body which has a sterilization chamber therein and is closable by a door so as to be openable through an opening, and a book holder which is provided in the sterilization chamber to maintain the covers of a book in a state of being unfolded. The sterilizer further includes a sterilizing UV lamp which sterilizes the book, and an air discharger which is connected to a blower and blows air towards the proximal edges of pages bound to a book spine of the book held by the book holder, thus opening the pages of the book. The sterilizer further includes a static electricity generating unit which charges the book with static electricity, such that the pages of the book are laid open by a static electric repulsive force, an aroma generating unit which generates an aroma and supplies it into the sterilization chamber using the air discharger, and a control computer which controls the sterilizing UV lamp and the blower. | 12-24-2009 |
| 20100015013 | Ozone generator and method for making and using same - One embodiment of an improved ozone generator is comprehensively disclosed by descriptions of computer generated drawings depicting the first commercial version of the invention, which combines the following features: an extruded base with longitudinal channels for receiving connections at distributed points; an extruded cover for detachably engaging the base at each opposing sides and covering a substantial portion of said base; a central baffle that is integral with the cover fro dividing the enclosed volume into a reaction chamber and a circuitry chamber; one or more ultraviolet light sources mounted to connection points on a channel within the reaction chamber; electronic circuitry mounted to connection points on a channel within the circuitry chamber for controlling and transforming an input voltage to drive the light sources; sliding end caps secured to channels in the base for separately covering apertures formed by the ends of the cover and base and for detachably connecting the cover to the base; and a selectively restricted outlet conduit for providing fluid communication between the reaction chamber and an external point of ozone injection. | 01-21-2010 |
| 20100047137 | UV ASSISTED POLYMER MODIFICATION AND IN SITU EXHAUST CLEANING - Methods and apparatus for the removal of exhaust gases are provided herein. In some embodiments, an exhaust apparatus may include a housing defining an inner volume; an inlet and an outlet formed in the housing to facilitate flow of an exhaust gas through the inner volume, wherein the inlet is configured to be coupled to a process chamber to receive an exhaust therefrom; and an ultraviolet light source to provide ultraviolet energy to the inner volume. The ultraviolet light source may provide sufficient energy to at least partially decompose the exhaust gases. In some embodiments, the ultraviolet light source may provide ultraviolet energy until the exhaust gas has cooled below a critical temperature. | 02-25-2010 |
| 20100047138 | REACTIVE OXYGEN SPECIES GENERATOR, WASHING DEVICE AND WASHING METHOD - The invention relates to a reactive oxygen species (ROS) generator ( | 02-25-2010 |
| 20100150793 | Combined Labyrinthine Fluid Sterilizing Apparatus - The present invention provides a combined labyrinthine fluid sterilizing apparatus, comprising a chamber having an inlet and an outlet as well as a blower/fan provided in the chamber. Ultraviolet lamps are mounted in the lumen of the chamber. The lumen of the chamber is divided by a plurality of bafflers having pores. The pores in the adjacent bafflers are arranged to stagger up and down or from side to side. A mesh plate is provided at the pore. The top and bottom plates of the chamber can be flipped open. The baffler is inserted in the slots in the inner side of the front and back plates. The top and bottom plates have the pore and a cover plate which are both covered by a shield. At least one of the bafflers has a pore, and is provided with a one-way openable valve. The blower is mounted at the pore of the baffler. The chamber and the bafflers are coated with a layer of titanium dioxide. According to the present invention, it is possible to add, remove, or replace the baffler, the filter mesh, the blower or the purifying accessories and the like. The one-way openable valve can prevent the polluted water or air from flowing backwards. Further the to and fro winding disinfecting and sterilizing path prolongs the disinfecting and sterilizing process and increases the duration. With the photocatalytic effect of titanium dioxide, the organic substances are effectively decomposed, the dirt is eliminated, and deodorization and sterilization achieved. As a result, an ideal effect of disinfection and sterilization is achieved. | 06-17-2010 |
| 20100183484 | SILOXANE REMOVAL VIA SILICATE FORMATION FOR LIFETIME EXTENSION OF PHOTOCATALYTIC DEVICES - A photocatalytic device for reacting with volatile organic compounds includes a photocatalyst and at least one additive, such as hafnium oxide and zirconium oxide, that is capable of forming a stable silicate with silicon dioxide. The additive reacts with volatile silicon-containing compounds to form stable silicate compounds. As a result, the silicon-containing compounds are unavailable for deactivation of the photocatalyst. | 07-22-2010 |
| 20100215552 | UV liquid storage and dispensing device - A liquid storage and dispensing device with a filter for removing minerals and a UV light source for killing pathogens existing in a liquid. A liquid is introduced into the device via the inlet. The liquid passes through the filter into a collector. The filtered liquid flows from the collector through a passage into a UV chamber. The UV light source emits UV rays through a UV transmissive wall into the interior portion of the UV chamber. Exposure to the UV light kills pathogens present in the filtered liquid. Substantially purified liquid can then be dispensed from an outlet. | 08-26-2010 |
| 20100215553 | UV Disinfection System - A UV Disinfection System is provided comprising a wastewater treatment device in combination with a UV treatment device. Multiple embodiments provide that the UV treatment device is contained substantially within the wastewater treatment device. Embodiments include those wherein the UV treatment device is substantially vertically oriented and extends downward from an outlet shared by the wastewater treatment device and the UV treatment device, thereby requiring all flow exiting the wastewater treatment device to pass through the UV treatment device. | 08-26-2010 |
| 20100303678 | Apparatus and Method of Improving Air Quality Using Photocatalytic Oxidation - An apparatus and a method for purifying and heating air using photocatalytic oxidation. The apparatus includes a housing, a heater, and a photocatalytic oxidation unit disposed within the housing. The housing defines a flow path for air to move through the apparatus such that air from the environment is drawn into the apparatus and passes over the photocatalytic oxidation unit. A pollutant in the air from the environment adsorbs to a surface of the photocatalytic material coating the plates, and the surface of the photocatalytic material is exposed to ultraviolet light generated by the ultraviolet light source. The energy of the ultraviolet light activates the photocatalytic material, which then breaks down the pollutant leaving non-toxic components and purified air. The air then passes over the heater and back into the environment. A fan is also included to move air through the flow path. | 12-02-2010 |
| 20100303679 | PURIFYING APPARATUS USING PHOTOCATALYTIC SHEET - Provided is a purifying apparatus, which includes ultraviolet lamps and an ozone lamp having different wavelengths from one another and disposed in tubes to remove bacteria, VOC, bad odors in water or air, and these tubes are arranged in a serial or parallel way. Folds are formed at inner ends of the spiral photocatalytic sheets which are in contact with the lamps and the respective lamps are inserted into to increase the contact area with air or water and the one with the lamp, thereby preventing the lamp from being damaged. The purifying apparatus includes: an outer case having an inlet and an outlet; a spiral photocatalytic sheet to be inserted into the outer case; a UV lamp to be inserted into the spiral photocatalytic sheet, wherein folds are disposed at an inner side of the spiral photocatalytic sheet where a space for inserting the UV lamp is formed. | 12-02-2010 |
| 20100310433 | DEVICE FOR TREATMENT OF FLUIDS - A device for treatment of fluids, includes a treatment chamber having an inlet and an outlet for the fluid to be treated, elongated UV light generating elements arranged inside the treatment chamber, a photo-catalytic structure arranged in the treatment chamber. The photo-catalytic structure is a filter arranged in the flow of fluid through the treatment chamber such that the fluid flows through the filter. The filter is designed generally tubular and placed adjacent and surrounding the UV light generating elements for radiating the filter with UV light, thereby creating treatment radicals, and the filter is placed such that the whole flow of fluid is forced through the radiated filter. | 12-09-2010 |
| 20110027137 | COOLING SYSTEM - The present invention relates to a cooling system. More particularly, the present invention relates to a cooling system for removing dust from air being drawn for cooling heat generation components of an electronic product, for improving convenience in maintenance or repair of the electronic product. | 02-03-2011 |
| 20110027138 | Photocatalytic Device With Mixed Photocatalyst/Silica Structure - A catalytic device comprises a mixed structure of photocatalyst and silica. The mixed structure may be comprised of alternating layers of photocatalyst and silica, a layer having a uniform mixture of photocatalyst particles and silica particles, or a layer having a graded mixture of photocatalyst particles and silica particles. | 02-03-2011 |
| 20110033346 | AIR CLEANER WITH PHOTO-CATALYTIC OXIDIZER - An air cleaner comprising an air channel in the air cleaner; an air moving unit configured to create an airflow in the air channel; a photo-catalytic oxidation (PCO) element disposed in the airflow; and a Ultraviolet A (UV-A) Light Emitting Diode (LED) to illuminate the PCO element is described. The PCO element can be a substrate comprising: a first coating comprising a VOC decomposing catalyst; a second coating comprising an ozone decomposing catalyst; and a third coating comprising titanium dioxide. | 02-10-2011 |
| 20110104017 | PORTABLE UV WATER TREATMENT SYSTEM - A portable water purification system and method of operation of the system is disclosed that may comprise a container defining a water purification chamber; a plurality of UV generating light sources distributed in the purification chamber of the container; and a portable power source electrically connected to the light sources, and adapted to convert kinetic energy to electrical energy to provide to the light sources. The portable power source may be adapted to be driven by human motive power to provide the kinetic energy. The purification system may comprise a filling opening to the container; and a filter intermediate the filling opening and the chamber adapted to remove turbidity from the water entering the water purification chamber through the filling opening. The portable power source may comprise a hand-cranked electrical generator. The UV light sources may produce UV light in a wavelength band selected to effectively deactivate all harmful biological water contaminants, and produce UV light in a dosage sufficient to effectively deactivate all harmful biological water contaminants. | 05-05-2011 |
| 20110142725 | AIR PURIFICATION APPARATUS AND METHOD OF FORMING THE SAME - A photocatalytic air purification apparatus and method of fabricating the same. The apparatus may be configured to include a light source surrounded by one or more porous plate substrates. An inner and outer surface of each plate substrate may be coated with a photocatalyst material. The light source may be placed in a direction parallel to the direction of an air flow and in optical proximity to the plate substrates in order to activate the photocatalyst coating. The photocatalyst coating associated with the plate substrates may be activated by absorbing light with a wavelength shorter than a cut-off activation wavelength from the light source in order to capture and decompose organic components and airborne pollutants in the air by the activated photocatalyst. | 06-16-2011 |
| 20110150720 | SYSTEM AND METHOD FOR PHOTOCATALYTIC OXIDATION AIR FILTRATION USING A SUBSTRATE WITH PHOTOCATALYST PARTICLES POWDER COATED THEREON - The present invention relates to an air filtration system and a method for making a photocatalytic oxidation substrate by powder coating a photocatalyst onto a metal substrate. | 06-23-2011 |
| 20110171080 | UNITIZED PHOTOCATALYTIC AIR STERILIZATION DEVICE - A UV photocatalytic air purifier/sterilizer in which the multiple limited-lifetime components (such as the UV light, UV light electronics, and catalytic portion) of a photocatalytic UV air purifier/sterilizer are packaged together to form a single, handheld, unitized package, designed for easy insertion and removal into an air purifier. The invention may be configured enable maximum air flow through the photocatalytic portions of the device, thus further improving air cleaning efficiency by allowing many volumes of room air to be recirculated through the device and cleaned/purified/sterilized over the course of a day. In a preferred embodiment, the device may package a series of stacked TiO | 07-14-2011 |
| 20110217211 | Smell-diffusing cell array substrate, apparatus for transferring smell information and electronic device including the apparatus - A smell-diffusing cell array substrate, an apparatus configured to transfer smell information and an electronic device are provided, the smell-diffusing cell array substrate includes at least one smell-diffusing cell having a microcapsule with a core-shell structure. A shell of the microcapsule includes a wall material and a photocatalyst dispersed in the wall material. A core of the microcapsule includes a smell-diffusion material and a hydrophilic liquid. | 09-08-2011 |
| 20110250099 | FUME TREATMENT METHOD AND APPARATUS USING ULTRAVIOLET LIGHT TO DEGRADE CONTAMINANTS - An ultraviolet treatment chamber for treating exhaust streams, particularly those containing organic particulates, utilizes ultraviolet light energy very efficiently. This is done by setting up a circulating flow in a treatment plenum so that all of the effluent experiences a substantially uniform residence time without the need for baffles or other flow controllers that would block the ultraviolet light. | 10-13-2011 |
| 20110305603 | Embedded Photocatalyst for Hydrogen Perioxide Protection - Embodiments of the present invention combine a suitable photocatalyst with a non-conducting matrix such as plastic or rubber for the purpose of the production of hydrogen peroxide in the presence of light of a suitable frequency or frequencies and oxygenated, acidic water. A suitable photocatalyst such as Anatase titanium dioxide is combined at low temperature (>˜700 F) with a plastic such as polypropylene as one would a pigment. The impregnated plastic can be immersed in water to about an inch whereupon the excess hydrogen ion in the water combines with dissolved oxygen to produce hydrogen peroxide upon irradiation. Hydrogen peroxide is a excellent oxidizer and disinfectant and purifier and goes on to kill bacteria, algae, etc. in the water, as well as to precipitate hardness. Unused hydrogen peroxide breaks down into hydrogen ion and free oxygen in a short time. | 12-15-2011 |
| 20110318237 | ULTRAVIOLET REACTOR BAFFLE DESIGN FOR ADVANCED OXIDATION PROCESS AND ULTRAVIOLET DISINFECTION - Ultraviolet reactors having an ultraviolet light source for treating a fluid are disclosed. In one embodiment, a reactor is disclosed which includes a vessel having an inlet for receiving fluid and an outlet for discharging fluid. The vessel further includes a plurality of segmented baffles. The baffles further include a partial circumferential edge section that terminates in a vertical edge section to form right and left segmented baffles. The left and right segmented baffles are arranged in an alternating pattern in the vessel to provide plug flow and enhanced radial mixing. | 12-29-2011 |
| 20120014845 | Biooptical and Biofunctional Properties, Applications and Methods of Polylactic Acid Films - High surface energy materials with low refractive index and UV transparency wherein multilayers of similar or dissimilar materials are thermally fused together to form various functional optical requirements are provided. In some embodiments, a photocatalytic biopolymer structure comprising of a UV transparent biopolymer in integrating fused nanophotocatalytic minerals such as Tio2 used for various applications is provided. Many embodiments are based on the integration of nanophotocatalytic minerals fused to a biopolymer structure in which the biopolymer structure is UV transparent (UVT) and allows UV light to be transmitted through the biopolymer structure activating the nanophotocatalytic fused layer. | 01-19-2012 |
| 20120076700 | AIR PURIFIER - An air purifier is provided, including a body comprising a wall defining an interior space, a first opening to the interior space, and a second opening to the interior space. In one example the body is a tubular body. An airflow pathway is provided through the tubular body defined between the first and second openings. A source of ultraviolet radiation is arranged to emit ultraviolet radiation into the interior space. A photocatalyst is arranged within the interior space and along the airflow pathway, and the ultraviolet radiation can be emitted onto at least a portion of the surface of the photocatalyst to activate the photocatalyst. In one example, the wall includes an aperture, and a cover is coupled to the body about the aperture and configured to enclose the source of ultraviolet radiation. In another example, the air purifier includes turbulence structure. | 03-29-2012 |
| 20120114532 | METALLIC PHOTOCATALYTIC OXIDATION REFLECTOR COATED WITH TITANIUM DIOXIDE - Through innovative design of a titanium dioxide coated metal reflector, which uses the negative space of a U-shaped ultraviolet lamp, maximum airborne chemical, vapor and/or odor abatement through photochemical reaction, yet eliminates most UV irradiation obstruction emanating from the lamp, thereby insuring maximum germicidal effect. | 05-10-2012 |
| 20130004381 | HYDROXYL GENERATOR - Superior hydroxyls are provided which have effects on organic and inorganic compounds and/or pollutants over substantial periods of time and/or at substantial distances from where the superior hydroxyls are generated. Also provided is a hydroxyl generator, in which UV-lamps are positioned such that the coronas which they produce when emitting UV-radiation fill substantially all of the interior space of the hydroxyl generator. The coronas overlap each other by a maximum amount of between 5% and 25% of the radius of each corona. | 01-03-2013 |
| 20130034473 | DEVICE FOR GENERATING CHLORINE DIOXIDE - A device for generating chlorine dioxide includes a cartridge having a chemical-holding space, in which a granular chlorite is held, a fan, and ultraviolet LED lamps disposed within a device main body, which can be separated into two or more detachable portions. The cartridge has light-transmitting properties and has a structure, which enables air to pass through the chemical-holding space and the inside of the device main body. When the fan is in operation, air is discharged from the inside of the device main body and, simultaneously therewith, air comes in from the outside of the device main body. By the action of ultraviolet rays, chlorine dioxide gas is generated from the chlorite present in the cartridge. By the operation of the fan, the gas is discharged from the inside of the device main body through air discharge ports. | 02-07-2013 |
| 20130121889 | OPTICAL REACTOR AND METHOD FOR MANUFACTURING THE SAME - An optical reactor configured such that a large number of particles | 05-16-2013 |
| 20130156654 | ULTRAVIOLET STERILIZER FOR WATER PIPE AND WATER WAY TYPE - An ultraviolet ray sterilizer for a water pipe and a waterway featuring a plurality of circular flow ways that are formed, and an ultraviolet lamp is provided at the center of the flow ways, thus removing a sterilization dead zone where sterilization is not performed. | 06-20-2013 |
| 20130171037 | DENTAL TOOL STERILIZER - Disclosed herein is a dental tool sterilizer, which sterilizes a dental tool to keep the dental tool sanitary and allows a dental tool that has been sterilized or is to be sterilized to be conveniently and easily put into and taken out of the sterilizer. The sterilizer includes a support body having a turntable on an upper portion thereof, a power button being provided at a predetermined position on the support body to control supply of power. A dental-tool protective casing is provided such that an open bottom thereof is placed on the upper portion of the support body, and has a door on a side thereof. A sterilizing means is provided in the casing and has an ultraviolet lamp that radiates ultraviolet rays. A dental-tool holding means is provided on the turntable in such a way as to rotate along with the turntable, and holds dental tools. | 07-04-2013 |
| 20140030161 | APPARATUS FOR SANITIZING PILLOWS OR ANYTHING ELSE CONTAINED IN THE APPARATUS - An apparatus for sanitizing pillows and other material that can be contained therein, comprising a box-like body adapted to contain at least one pillow or other item to be sanitized, elements for generating and releasing a sanitizing agent being provided in combination with forced hyper-ventilation elements adapted to force the sanitizing agent to pass through the pillow or other item and sanitize it. | 01-30-2014 |
| 20140219881 | BIOOPTICAL AND BIOFUNCTIONAL PROPERTIES, APPLICATIONS AND METHODS OF POLYLACTIC ACID FILMS - High surface energy materials with low refractive index and UV transparency wherein multilayers of similar or dissimilar materials are thermally fused together to form various functional optical requirements are provided. In some embodiments, a photocatalytic biopolymer structure comprising of a UV transparent biopolymer in integrating fused nanophotocatalytic minerals such as Tio2 used for various applications is provided. Many embodiments are based on the integration of nanophotocatalytic minerals fused to a biopolymer structure in which the biopolymer structure is UV transparent (UVT) and allows UV light to be transmitted through the biopolymer structure activating the nanophotocatalytic fused layer. | 08-07-2014 |
| 20140334991 | Thermally or Photochemically Activated Small Molecule Delivery Platform - Thermally or photochemically activated small molecule delivery polymers and platforms enable ‘on-demand’ delivery of a vapor-phase lubricant, such as pentanol or other alcohols, that enable scheduled or as-needed lubrication of MEMS devices, thereby greatly improving the reliability and lifespan of the devices. | 11-13-2014 |
| 20150056108 | EXHAUST FLOW SPREADING BAFFLE-RISER TO OPTIMIZE REMOTE PLASMA WINDOW CLEAN - Porogen accumulation in a UV-cure chamber may be reduced by removing outgassed porogen by flowing a purge gas across a window through which a wafer is exposed to UV light. Porogens in the purge gas stream may, as they flow through the chamber and into an exhaust baffle, deposit on surfaces within the chamber, including on the exhaust baffle. The exhaust baffle may have particular features that cause such porogen deposition to be more uniformly distributed across the exhaust baffle, thus reducing the amount of time that may be required to fully clean the baffle of accumulated porogens during a cleaning process. | 02-26-2015 |
| 20150125355 | MULTI-PURPOSE CONSERVATION APPARATUS - Provided is a multi-purpose conservation apparatus. The multi-purpose conservation apparatus includes a storage case, a light source module disposed in the storage case and configured to selectively remove a harmful gas in the storage case, and a control unit configured to control intensity of radiation of the light source module according to internal environmental data of the storage case. Accordingly, the intensity of radiation of the light source module can be adjusted according to the internal environmental data of the storage case, efficiently adjusting a level of photocatalysis. | 05-07-2015 |
| 20150374867 | Sanitizing Device - A sanitizing device used to sanitize a bulb syringe. The device preferably includes a base, a bulb receiver, and a sanitization system. The sanitization system produces a sanitizing gas that is propelled into and possibly around a bulb syringe in order to sanitize the surfaces of the syringe. The sanitization system preferably includes an ionization module, a fan, electrodes, and a power supply. Preferably, the sanitization system is housed in a conical housing which includes a central nozzle and an array of openings centered around the nozzle exit. The sanitization device preferably includes an automatic switch that is activated by the presence of a bulb syringe or upon placing a cover over the device. | 12-31-2015 |
| 20160016141 | MICROREACTOR FOR PHOTOREACTIONS - A microreactor for photoreactions includes a housing upper part, a lid plate made of a material that allows transmission of light, a flow path plate made of a material that suppresses light reflection and has a high thermal conductivity, and a housing lower part. Light is applied through a window of the housing upper part and the lid plate to a flow path of the flow path plate. The lid plate made of the material that allows transmission of light and the flow path plate made of the material that suppresses light reflection and has a high thermal conductivity are welded each other to form an integrated body. | 01-21-2016 |
| 20160067669 | Structure Modifying Apparatus - An apparatus for activating a chemistry disposed upon a target structure includes a handle having an axis of orientation; a structure contacting element attached to the handle a radiant energy source having an emissive outlet adjacent to the structure contacting element wherein a vector associated with the application of the apparatus to a structure intersects and is normal to the axis of orientation and passes through the structure contacting surface. | 03-10-2016 |
| 20160075568 | LIGHT-EMITTING DIODE (LED)-BASED FLUID PURIFICATION SYSTEM - Invention regards a light-emitting diode (LED)-based system for purifying a fluid flowing through a pipe, said system comprising means for mounting the system on the pipe, a housing, a pliant carrier structure comprising a plurality of LEDs arranged flush with a first surface ( | 03-17-2016 |
| 20160101202 | System for Sterilizing Objects Utilizing Germicidal UV-C Radiation and Ozone - An object sterilization system includes an enclosure having an access door with at least one ultraviolet emitting device supported within the enclosure. The ultraviolet emitting device(s) are for directing ultraviolet radiation on an object placed within the enclosure. A source of power is interfaced to each of the at least one ultraviolet emitting devices, operatively flowing current through each of the at least one ultraviolet emitting devices, thereby each of the at least one ultraviolet emitting device emits ultraviolet radiation for producing ozone and for sterilizing the object. | 04-14-2016 |
| 20160122553 | REFLECTIVE COMPOSITION - The present invention relates to a UV light reflective composition comprising a light transmissive matrix comprising a silicone resin, and UV light reflective particles comprising boron nitride, the particles being dispersed in the transmissive matrix. The light reflective particles of the UV light reflective composition has an average particle size within the range of from 0.2 to 0.7 μm. An advantage of the present invention is that it provides a highly light reflective composition, especially in the UV range. | 05-05-2016 |
| 20160151520 | DEVICE FOR STERILIZING EVAPORATOR CORE OF AIR CONDITIONING SYSTEM | 06-02-2016 |
| 20160376170 | LIGHT GUIDING MEMBER AND LIGHT EMITTING ARRANGEMENT - A light-guiding member comprises a light transmissive, solid carrier material, and scattering particles of boron nitride dispersed in said carrier material. The light-guiding member is employed in a light emitting arrangement comprising a solid state light emitting element arranged to emit light into the light guiding member via a light input surface. Light can be guided within the light-guiding member to be outcoupled via at least part of a light output surface. The light emitting arrangement provides a simple and efficient illumination device for UV disinfection of water and other fluids. | 12-29-2016 |
