Class / Patent application number | Description | Number of patent applications / Date published |
356441000 | Having particles suspended in liquid | 42 |
20080273206 | Biomimetic Mineralization Method and System - Disclosed are methods and systems that can be quickly and efficiently utilized to examine the kinetics of a growth and development protocol in a controlled environment, for instance in vivo. Disclosed systems can include a synthetic mineralization complex that can nucleate calcium phosphate mineral deposition in a controlled environment, for instance a controlled environment that can mimic a natural environment in which biomineralization takes place. Also disclosed are non-contact optical methods as may be utilized to examine the kinetics of a developing solid phase. Disclosed systems and methods can be beneficially utilized in high throughput screening in the development of drugs for the treatment and prevention of pathological calcifications such as osteoarthritis and atherosclerosis. | 11-06-2008 |
20090168067 | COMPONENTS AND METHODS FOR USE IN ELECTRO-OPTIC DISPLAYS - A front plane laminate useful in the manufacture of electro-optic displays comprises, in order, a light-transmissive electrically-conductive layer, a layer of an electro-optic medium in electrical contact with the electrically-conductive layer, an adhesive layer and a release sheet. This front plane laminate can be prepared as a continuous web, cut to size, the release sheet removed and the laminate laminated to a backplane to form a display. Methods for providing conductive vias through the electro-optic medium and for testing the front plane laminate are also described. | 07-02-2009 |
20090180121 | METHOD OF PARTICLE DETECTION, APPARATUS THEREFOR, METHOD OF FORMING PARTICLE CONCENTRATION DIFFERENCE IN DISPERSION LIQUID, AND APPARATUS THEREFOR - A method of particle detection includes a shock wave generating step of irradiating a dispersion liquid having dispersed first particles having a first diameter and second particles having a second diameter larger than the first diameter, with a pulse laser, and generating a shock wave in the dispersion liquid, a migration speed difference imparting step of migrating and accelerating the first particles at a first acceleration speed, and the second particles at a second acceleration speed higher than the first acceleration speed, by the shock wave generated at the shock wave generating step, and a detecting step of detecting the first or second particles. | 07-16-2009 |
20100053622 | APPLICATION OF VISBREAKER ANALYSIS TOOLS TO OPTIMIZE PERFORMANCE - A system and method for quantifying opaque inhomogeneities within a fluid sample. The system uses an optical lens system to focus a light beam onto a stage where the sample is introduced. The light beam is directed onto the sample in a pattern such that the intensity of transmitted light is measured as a function of path length. A photo detector measures the transmitted light through the sample. Fluctuations in transmitted light intensity are then correlated with detection of opaque inclusions in the sample. The system also includes an automated program which utilizes these optical concentration measurements to determine the fouling potential of visbroken tars, and regulates the introduction of chemical inhibitors into a visbreaker unit to improve the yield of light streams and/or economic value of product. | 03-04-2010 |
20110043807 | METHOD AND APPARATUS FOR TURBIDITY MEASUREMENT - A method for turbidity measurement in a measured medium uses a turbidity sensor, which comprises at least a first and a second emitter and at least a first and a second detector. The first and the second emitters are excited one after the other to produce light signals directed into the measured medium; wherein each light signal travels along a first propagation path through the measured medium to the first detector, and is converted by such into a first detector signal; and travels along a second propagation path through the measured medium to the second detector, and is converted by such into a second detector signal. A turbidity value is ascertained based on the first and the second detector signals; wherein, by means of at least one additional detector, to which at least one of the light signals travels along an additional propagation path, an additional detector signal is ascertained, and, on the basis of the additional detector signal, the turbidity value is checked as regards its plausibility. | 02-24-2011 |
20120002206 | TURBIDITY SENSOR FOR AN ELECTRIC HOUSEHOLD APPLIANCE - An optical-type turbidity sensor including a casing accommodating photo emitting means and photo receiving means therein, wherein the photo emitting means and the photo receiving means are arranged side-by-side on a same side of the casing, preferably underneath a same lens-shaped, transparent portion of the same, and are facing to, and spaced from, a reflecting surface carried by the casing and adapted to receive a light radiation from the photo emitting means for reflecting it towards the photo receiving means; the reflecting surface is operatively associated with means for varying a distance existing between the reflecting surface and the side of the casing provided with the photo emitting and photo receiving means arranged side-by-side. | 01-05-2012 |
20120140230 | Methods And Apparatus For Ascertaining Interferents And Physical Dimensions In Liquid Samples And Containers To Be Analyzed By A Clinical Analyzer - A method of inspecting a clinical specimen for a presence of one or more interferents, such as those that might be found within clinical analytical blood specimens by subjecting the specimen to centrifugation to separate the specimen into a red blood cell portion and a blood serum or plasma portion is provided. Subsequent to the centrifuging procedure, the serum or plasma portion of the clinical analytical specimen may be tested for the presence of one or more interferents such as hemolysis, icterus, lipemia, or liquid nonuniformities therein. Additionally, physical dimensional characteristics of the sample container and/or specimen may be determined. Apparatus for carrying out the method are described, as are other aspects. | 06-07-2012 |
20120257203 | APPARATUS AND METHOD FOR LIGHT EMISSION DETECTION FOR IN-DEPTH IMAGING OF TURBID MEDIA - An apparatus and method for in-depth fluorescence imaging using two-photon fluorescence imaging in turbid media. The apparatus includes a detector which can significantly enhance the use of a detection method that allows to efficiently collect scattered fluorescence photons from a wide area of the turbid sample. By using this detector it is possible to perform imaging of turbid samples, simulating brain tissue at depths up to 3 mm, where the two-photon induced fluorescence signal is too weak to be detected by previous means used in conventional two-photon microscopy. The detector separates the excitation and detection optics which allows a more efficient collection of fluorescence and enhancing the possible imaging depth. | 10-11-2012 |
20130016354 | Turbidity sensorAANM Wu; Shang-JungAACI Taoyuan CityAACO TWAAGP Wu; Shang-Jung Taoyuan City TWAANM Chen; Zen-ChyuanAACI Taoyuan CityAACO TWAAGP Chen; Zen-Chyuan Taoyuan City TW - A turbidity sensor for sensing the turbidity of a fluid in a working chamber in a household appliance is disclosed to include a light-transmissive body shell defining therein an accommodation chamber and covered with a cover member, and a sensor module, which includes a circuit board mounted in the accommodation chamber inside the body shell, a holder block a set of light-transmitting devices and a set of light-receiving devices on the circuit board in a right angle relationship for emitting light onto the fluid and picking up reflected light from suspended particles/impurities in the fluid for determination of the turbidity of the fluid. | 01-17-2013 |
20130044324 | Light Based Fuel Sulfur Sensor and System - An ultraviolet sensor arrangement detects the amount of sulfur in a fuel of an internal combustion engine by emitting an ultraviolet light field in the presence of the fuel. A detector is disposed to detect a responsive amount of fluorescent light and provide a sensing signal indicative of the amount of sulfur in the fuel. A filter (or filters) receives the sensing signal and provides a filtered sensing signal to a sensing circuit. | 02-21-2013 |
20150070702 | CHANGED OPTICAL PATH MEASURING DEVICE FOR COMPONENT CONCENTRATION OF WATER AND MEASURING METHOD THEREOF - Measuring device of the present invention includes a plurality of measuring sites for generating a plurality of optical paths and various dilutions. The range for concentration measurement and the measurement accuracy are enhanced due to the plurality of optical path length, and the interference on the measurement ranges and results caused by the concentration or the turbidity of suspended solid is reduced and removed by water sample dilution, and thus the characteristic wavelengths of the components in the water are measured. Next, the information of spectrum database is used to determine the ingredients which may exist in the water (qualitative analysis), and UV-VIS-NIR absorbance spectrum analysis is used to obtain the concentration of the respective ingredients in the water at the same time (quantitative analysis). | 03-12-2015 |
356442000 | With light detector | 31 |
20080218759 | LIGHT EMITTING DIODE FOR HARSH ENVIRONMENTS - A light emitting diode for harsh environments includes a substantially transparent substrate, a semiconductor layer deposited on a bottom surface of the substrate, several bonding pads, coupled to the semiconductor layer, formed on the bottom surface of the substrate, and a micro post, formed on each bonding pad, for electrically connecting the light emitting diode to a printed circuit board. An underfill layer may be provided between the bottom surface of the substrate and the top surface of the printed circuit board, to reduce water infiltration under the light emitting diode substrate. Additionally, a diffuser may be mounted to a top surface of the light emitting diode substrate to diffuse the light emitted through the top surface. | 09-11-2008 |
20080278727 | Device For Imaging an Interior of a Turbid Medium - The invention relates to a device for imaging an interior of a turbid medium. Said device ( | 11-13-2008 |
20080297800 | OPTICAL ELEMENT, SENSOR DEVICE, MANUFACTURING METHOD OF OPTICAL ELEMENT, DETECTION ELEMENT, TARGET SUBSTANCE MEASURING DEVICE AND DETECTION METHOD - An optical element | 12-04-2008 |
20090066959 | Apparatus and Method for Estimating a Property of a Fluid in a Wellbore Using Photonic Crystals - A method, system and an apparatus for estimating a property of a fluid in a wellbore are disclosed. In one aspect, the fluid may be exposed to light and light reflected by or passed through the fluid may be separated into a plurality of channels by a plurality of photonic crystals, each providing light corresponding to particular center wavelength. In another aspect, the light may be passed through a plurality of photonic crystals to provide light centered about one or more wavelengths. The fluid then may be exposed to the light output from the photonic crystals. Light detected from the fluid corresponding to each center wavelength is processed to estimate the parameter of interest. | 03-12-2009 |
20090185188 | PASS-FAIL TOOL FOR TESTING PARTICULATE CONTAMINATION LEVEL IN A FLUID - A simple pass-fail tool that can be used to test the particulate contamination level in a fluid. The tool relies upon a comparison between a measured indicator of the contamination level in the fluid with another indicator of a contamination level of the fluid. Based on the comparison, conclusions about the contamination level of the fluid, and decisions about the fluid, for example that the fluid is acceptable for a particular use, can be made. The fluid can be fuel, lubrication, power transfer, heat exchange or other fluids used in a fluid system, for example fuel injection systems of diesel engines or hydraulic systems, where contamination of the fluid is of concern and use of an excessively contaminated fluid is to be avoided. | 07-23-2009 |
20100014087 | Lubricant deterioration detector and bearing assembly equipped with such detector - A lubricant deterioration detecting device includes an arcuate optical fiber ( | 01-21-2010 |
20100079762 | Sample analyzer, and a method for analyzing a sample - A sample analyzer comprising a flow cell for forming a sample flow, a light source for irradiating the sample flow in the flow cell with near ultraviolet light, and an imaging section for taking an image of a particle contained in the sample flow irradiated with the near ultraviolet light by the light source is disclosed. A method for analyzing a sample is also disclosed. | 04-01-2010 |
20100157304 | LUBRICANT DETERIORATION DETECTING DEVICE AND DETECTING DEVICE INCORPORATED BEARING ASSEMBLY - A lubricant deterioration detecting device has a light emitting unit and a light receiving unit so arranged as to define a gap therebetween for accommodating a lubricant forming an object to be detected, and a determining circuit for determining a light transmittance of the lubricant in reference to an output from the light receiving unit to thereby detect a status of deterioration of the lubricant. | 06-24-2010 |
20100225919 | Determining Solid Concentration of an Ink - The present disclosure is drawn to methods, devices, and systems for determining solid content of inks, including a device comprising a chamber configured to hold an ink sample having ionic particulates in a liquid vehicle, a first opening in the chamber for filling the chamber with the ink sample, a second distinct opening in the chamber for removal of the liquid vehicle, a deposition electrode at least partially defining the chamber, a counter electrode, a power supply connected to the deposition electrode and the counter electrode for creating an electric field inside the chamber, and a densitometer optically coupleable to the deposition electrode for measuring the optical density of ionic particulates. Additionally, the device can be operable to separate the ionic particulates from the liquid vehicle by deposition of the ionic particulates at the deposition electrode and/or the device can be operable to measure the optical density of the ionic particulates after migration to the deposition electrode. | 09-09-2010 |
20100225920 | Ensuring Sample Adequacy Using Turbidity Light Scattering Techniques - Cervical cancer screening using HPV testing can yields a high negative predictive value of approximately 99.5% for prediction of cervical lesions of CIN3 or greater. However, sample adequacy can affect the number of at-risk women that may go undetected due to the inadequacy of the tested sample. We have approached this challenge of increasing sample assurance of the negative results by estimating the cell count in known fluid volumes using light scattering techniques, in particular turbidity. These methods may be used as a fast, convenient, and economical method for measuring sample adequacy for other uses as well. Particular examples using these methods in conjunction with the HC2 HPV test are provided herein. | 09-09-2010 |
20110019194 | Turbidity measuring device and a method for determing a concentration of a turbidity-causing material - A turbidity measuring device having a four-beam, alternating light arrangement for registering turbidity of a measured medium includes first and second light sources L | 01-27-2011 |
20110019195 | RECOGNITION CHIP FOR TARGET SUBSTANCE, AND DETECTION METHOD AND DEVICE FOR THE SAME - A detection device comprising a substrate comprising a plurality of objects of which properties are changed due to the contact with a target substance, means for bringing the target substance into contact with the objects, and means for detecting a change in properties of the objects caused when the target substance is brought into contact with the objects, based on light output when the objects are irradiated with light, wherein the plurality of the objects are located in the direction in which the light for irradiation travels, and the detecting means is means for detecting the change in the properties based on the summation of light output from the plurality of the objects upon irradiation with light. | 01-27-2011 |
20110194115 | Devices for Optochemical Detecting of Vapors and Particulates using Porous Photonic Crystals Infiltrated with Sensory Emissive Organics - An optochemical detector for detecting various chemical compounds and comprising a flow cell incorporating the sensory element constructed of an organic-inorganic emissive nanocomposite which luminescence spectral response is specific to exposed target vapors and particulates. The change in the luminescent spectral response is measured during this exposure. The detector is equipped with air-jet sampling system functioning in real-time mode for delivery of vapors and particulates to sensory element. | 08-11-2011 |
20110273714 | DISHWASHER - A turbidity sensor for use in a machine for washing articles, e.g., a washing machine ( | 11-10-2011 |
20120113427 | OPTICAL SENSOR FOR MOUNTING TO A WASHING MACHINE OR DISH WASHER - An optical sensor ( | 05-10-2012 |
20120140231 | PARTICLE DETECTORS - A beam detector ( | 06-07-2012 |
20120242993 | OPTICAL SENSORS FOR MONITORING BIOPHARMACEUTICAL SOLUTIONS IN SINGLE-USE CONTAINERS - Disposable, pre-sterilized, and pre-calibrated, pre-validated sensors are provided. The sensor comprises a disposable fluid conduit or reactor bag and a reusable sensor assembly. An optical bench or inset optical component is integrated within the disposable fluid conduit or bioreactor bag, which provides an optical light path through the conduit or bag. These sensors are designed to store sensor-specific information, such as calibration and production information, in a non-volatile memory chip on the disposable fluid conduit or bag and on the reusable sensor assembly. Methods for calibrating the sensor and for determining a target property of an unknown fluid are also disclosed. The devices, systems and methods relating to the sensor are suitable for and can be outfitted for turbidity sensing. | 09-27-2012 |
20130016355 | Systems and methods for measuring particle concentrationAANM Landry; Blake JudeAACI ChampaignAAST ILAACO USAAGP Landry; Blake Jude Champaign IL USAANM Palmer, III; James EmoryAACI LafayetteAAST LAAACO USAAGP Palmer, III; James Emory Lafayette LA US - A system and method for measuring particle concentration includes a communicative device, a main controller, a photon generator, and a photon sensor. The communicative device is in communication with the main controller. The main controller is in communication with the photon generator and the photon sensor respectively. In operation, the communicative device receives the input data from a user and transmits the input data to the main controller. The main controller decodes the input data. The main controller controls the photon generator to emit a particular type of light at particular intensity represented by the input data. The main controller controls the photon sensor to detect light. Upon detection, the photon sensor measures the amount of photon energy of the detected light and then transmits data representing that amount of photon energy to the main controller. The main controller transmits the data to the communicative device. | 01-17-2013 |
20130044325 | TURBIDITY DETECTING DEVICE - Provided is a turbidity detecting device capable of detecting a small turbidity and a minute change in a turbidity. The turbidity sensor includes: a container; a light emitting part for emitting light from an outside of the container, causing the light to pass through a first wall, and applying the light to a second wall; and a scattered light receiving part for receiving the light emitted by the light emitting part and passing through the second wall. Among an incident angle A at which the light emitted by the light emitting part enters the first wall; an angle D formed between inner wall surfaces of the first wall and the second wall; a refractive index n of a liquid with respect to the light emitted by the light emitting part; a refractive index m of a material of which the first wall and the second wall are foamed; an angle x formed between an outer wall surface and the inner wall surface of the first wall; and an angle y formed between an outer wall surface and the inner wall surface of the second wall, a relationship of the following (Formula 1) holds. | 02-21-2013 |
20130088716 | POWDER FLOW DETECTION - Apparatus for detecting powder flow along a powder flow path includes a light source and a light detector for detecting light from the light source directed across the powder flow path as powder flows through said powder flow path. A circuit receives the output from the light detector and determines an average or RMS of the signal received by the light detector. The circuit may determine whether there is flow or no flow of powder or whether there is a change in flow rate of powder. Preferably, the apparatus is used in combination with a dense phase powder pump, which causes the powder to flow in pulses from the pump outlet into the powder flow path. More preferably, the light source and detector are enclosed in a housing that is connected between the pump outlet and a powder feed hose which supplies powder to a spray gun or hopper. | 04-11-2013 |
20130100452 | DEVICE FOR HIGH-RESOLUTION DETERMINATION OF THE CONCENTRATION OF SUBSTANCES IN FLUID MEDIA - The present invention relates to a device for determining the concentration of substances in fluid media. | 04-25-2013 |
20130235380 | CALCULATING THE CONCENTRATION OF SOLIDS IN A FLUID - A system and method to calculate a concentration of solids in a fluid, the system including a light source to generate a light signal of predefined characteristics, a an optical detector, placed opposite the light source across a gap between the light source and the detector through which the fluid may flow and a processor to identify the light signal in a detection signal generated by the optical detector, and to calculate the concentration of solids in the fluid based on the identified light signal as related to the generated light signal. | 09-12-2013 |
20130271767 | PARTICULATE TESTER WITH MIXER FOR ANALYTICAL APPLICATION - A mixer for analytical application mixes a container of fluid without a magnetic stir bar. A device for testing a liquid for particles can use the mixer. The mixing can occur in a sealed container, and liquid can be transmitted to the device from the sealed container. | 10-17-2013 |
20140285808 | APPARATUS AND METHOD FOR MEASURING TURBIDITY - An apparatus for measuring turbidity includes a first storage portion configured to store a measuring fluid therein, a measuring container connected to the first storage portion through first and second pipes, and a turbidity measuring portion configured to measure turbidity of the measuring fluid in the measuring container, at least a portion of the measuring fluid being moved between the first storage portion and the measuring container through the first and second pipes. | 09-25-2014 |
20150131099 | LIGHT IRRADIATION DEVICE, PARTICLE ANALYSIS DEVICE, AND LIGHT IRRADIATION METHOD - Provided is a light irradiation device, a particle analysis device, and a light irradiation method, which allow reduction of noise in a signal acquired based on a light emitted from a light-irradiated particle. | 05-14-2015 |
20150355090 | METHODS AND APPARATUS FOR DETECTING METALS IN LIQUIDS - Method for detecting metals in a liquid are described. The liquid is contacted with a hexahydrotriazine and/or a hemiaminal material, and a UV absorption spectrum of the material before and after exposure to the liquid is examined to determine whether metals are present in the liquid. | 12-10-2015 |
20150369727 | METHOD AND APPARATUS FOR ANALYZING THE CONCENTRATION OF MATERIALS IN SUSPENSION - A method and an apparatus that make an easy and quick measurement of the concentration of materials in a suspension possible with high precision and without essentially changing the structure of the conventional spectrometer for pre-dispersive spectrometry are provided by nullifying the limitation of a container of a sample as compared to transmission measurement. A spectrometer equipped with an integrating sphere is used to measure the reflection spectrum from a suspension in a container when the suspension is irradiated with measurement light, of which the wavelengths are selected from a wavelength range including near infrared, reflection spectra of a number of types of standard samples, of which the concentrations in the suspension are already known, are used to prepare a measurement model in accordance with an assay technique on the basis of a recursion, and the concentration of a material in the suspension is found using the measurement model. | 12-24-2015 |
20160011096 | Flow Cytometry Apparatus and Methods | 01-14-2016 |
20160025557 | RADIATED LIGHT FILTERING FOR A FLOW CYTOMETER - A filter mask for use in a flow cytometer includes light blocking features and light passing apertures. The flow cytometer operates to evaluate one or more characteristics of a sample by illuminating the sample and a carrier fluid and collecting light rays that are radiated from the sample and the carrier fluid. The light rays are passed through the filter mask. The light blocking features of the filter mask are arranged to selectively block radiated light at certain radiation angles, while permit light rays having other radiation angles to pass therethrough. A sensor analyzer receives the light rays that pass through to evaluate at least one characteristic of the sample. The light rays can also be separated into two beams, which can be independently filtered using different filter masks. The results can then be compared to provide even more information regarding characteristics of the sample. | 01-28-2016 |
20160069818 | Device and System for Monitoring the Sludge Level in a Septic Tank System - A device and system for monitoring the sludge level in a septic system tank, wherein a plurality of monitoring devices are positioned within a septic tank being monitored. Each monitoring device preferably includes a base unit, and a probe arm extending down from the base unit into the septic tank, wherein each probe arm includes a light emitting diode arm and a dark sensor photocell arm. | 03-10-2016 |
20160084754 | DEVICE FOR DETECTING THE CONCENTRATION OF A SOLUTION - A device for detecting the concentration of a given component in a solution, preferably the concentration of urea in solution with water includes a means for emitting radiation, at least one means for receiving radiation, which is prearranged for determining at least one characteristic of the radiation, and a light guide, which is prearranged for optically connecting the emitting means to the receiving means, wherein the light guide has at least one surface that is to come into contact with the solution so as to determine an interface of separation between the propagation medium and the solution. Control means are configured for obtaining a value indicating the concentration of the compound in the solution as a function of the signal coming from the receiving means. | 03-24-2016 |