| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 347051000 | Optical energy acting on fluid | 18 |
| 20080204516 | INKJET HEAD ASSEMBLY AND PRINTING APPARATUS AND METHOD USING THE SAME - An inkjet head assembly and a printing method using the same. The inkjet head assembly includes an ultraviolet (UV) emitting unit to emit UV light, and a printhead to move together with the UV emitting unit and to eject ink through nozzles using inkjet technology. | 08-28-2008 |
| 20080211874 | Photonically Activated Fluid Ejector Apparatus And Methods - A fluid ejector head, including a fluid ejector disposed on an ejector support, and a semiconductive junction photo sensor electrically coupled to the fluid ejector. The fluid ejector head also includes a photon source photonically coupled only to the semiconductive junction photo sensor. Photons emitted from the photon source interact with the semiconductive junction photo sensor and generate an activation signal. The activation signal in turn activates the fluid ejector ejecting a fluid away from the fluid ejector. | 09-04-2008 |
| 20080252690 | Micro Writing And Reading - In one embodiment, a printing device includes: a print engine configured to apply marking material to print media; a laser writer configured to expose the print media to a laser beam of sufficient energy to change the reflectivity of exposed portions of the print media; a media path along which the print engine may apply marking material to print media in a macro printing zone and along which the print media may be exposed to a beam of light emitted by the laser writer in a micro printing zone; and an electronic controller operatively connected to the print engine for selectively applying marking material to the print media and to the laser writer for selectively exposing the print media to a laser beam. | 10-16-2008 |
| 20080266358 | Photonically Activated Fluid Dispensing System And Methods - A fluid dispensing system, including a photon source disposed on a moveable carriage and a fluid ejector array having a plurality of fluid ejection elements disposed on a substrate. Each fluid ejection element includes a fluid ejector, and a photodetector electrically coupled to the fluid ejector. Moving said photon source over at least a portion of the fluid ejector array, selectively illuminates the photodetectors, thereby selectively activating the fluid ejectors coupled to the illuminated photodetectors. | 10-30-2008 |
| 20090021560 | DROPLET DISCHARGE HEAD AND DROPLET DISCHARGE DEVICE - A droplet discharge head includes: a head body having a surface opposed to an object; a plurality of nozzles aligned on the surface and discharging a droplet to each of positions of the object; and an irradiation part disposed on the surface and irradiating the object with light. In the droplet discharge head, the irradiation part includes i×j pieces of irradiation parts arranged such that i (an integer number of 1 or more) pieces of irradiation parts are aligned in an alignment direction of the nozzles and j (an integer number of 2 or more) pieces of irradiation parts are disposed in a predetermined direction that is orthogonal to the alignment direction of the nozzles and aligned along the predetermined direction. | 01-22-2009 |
| 20090073232 | LIGHT IRRADIATOR AND A PRINTER USING THE LIGHT IRRADIATOR - To prevent clogging of a nozzle of a printing head, a light irradiator for an ink jet printer is composed of a short arc type discharge lamp ( | 03-19-2009 |
| 20090219342 | INKJET PRINTER - An inkjet printer including a UVLED unit which emits ultraviolet light to a print medium supported on a supporting table to cure UV ink droplets deposited on the print medium. The inkjet printer further includes a controller which adjust the light quantity of ultraviolet light, emitted from the UVLED unit to the UV ink droplets deposited on the print medium, from a light quantity for temporary curing to a light quantity for final curing, and a control unit capable of selecting between a two-stage curing mode in which UV ink droplets deposited on the print medium are temporarily cured ant are then finally cured and a single-stage curing mode in which UV ink droplets are finally cured by an irradiation with ultraviolet light at one time by means of the UVLED unit and the controller. | 09-03-2009 |
| 20100182378 | LIQUID EJECTING APPARATUS AND LIQUID EJECTING METHOD - A liquid ejecting apparatus includes (A) a carriage that moves a nozzle ejecting a liquid which is cured by irradiation of an electromagnetic wave in a moving direction, (B) a first irradiation section that is installed on the carriage and irradiates electromagnetic waves on dots formed by landing the liquid which is ejected from the moving nozzle, on a medium, and (C) a second irradiation section that is installed on the carriage and irradiates electromagnetic waves on the dots which are irradiated by the electromagnetic waves from the first irradiation section, in which an irradiance level of the electromagnetic waves from the second irradiation section is different from that of the electromagnetic waves from the first irradiation section. | 07-22-2010 |
| 20100302318 | INKJET PRINTER - An inkjet printer includes an ejector, a wave guide, an electromagnetic wave supplier, and a reflector. The ejector is configured to eject ink toward a medium. Through the wave guide, the medium with the ink ejected by the ejector is inserted. The electromagnetic wave supplier is disposed at a start end of the wave guide to supply electromagnetic waves to the wave guide. The reflector is disposed at a terminal end of the wave guide to reflect the electromagnetic waves supplied by the electromagnetic wave supplier. | 12-02-2010 |
| 20110043571 | INKJET PRINTHEAD SYSTEM AND METHOD USING LASER-BASED HEATING - An inkjet nozzle array includes a plurality of nozzles. Each nozzle includes a chamber having an input aperture adapted to receive ink into the chamber and an output aperture through which ink is ejected from the chamber. Each chamber further includes a window adapted to receive electromagnetic radiation and operable to heat ink in the chamber responsive to the electromagnetic radiation and eject an ink droplet through the output aperture. | 02-24-2011 |
| 20110080451 | INK VISIBLE UNDER NARROW BAND UV RADIATION - An ink can be substantially invisible under most lighting conditions, and only visible when excited by UV energy having a wavelength specific to the colorant. The ink can include a liquid vehicle and a fluorescent colorant. The fluorescent colorant can have an average particle size of less than about 200 nm. Such ink can be configured as an ink-jet ink. | 04-07-2011 |
| 20120206541 | Spectacle Lens Marking Method - A spectacle lens marking method includes: ejecting a first ink drop of ultraviolet curable ink from a nozzle by ink jet system onto a surface of a water-repellent layer provided on the surface of the spectacle lens; and hardening the first ink drop by applying ultraviolet light to the first ink drop. | 08-16-2012 |
| 20120224005 | LIQUID EJECTION APPARATUS - There is provided a liquid ejection apparatus in which convection generated by a convection generation unit does not give an influence on an irradiation unit, ink can be heated and dried sufficiently, and bleeding can be suppressed from occurring. The liquid ejection apparatus includes a head unit which has a nozzle for ejecting liquid onto a recording medium, a carriage which makes the head unit relatively scan the recording medium, an infrared ray irradiation unit which is provided at a vertically upper side of the carriage in a scanning direction of the carriage and irradiates the recording medium with infrared rays, a convection generation unit which is provided at a vertically upper side of the carriage in the scanning direction of the carriage and generates convection on the recording medium, and a separation wall which is provided between the infrared ray irradiation unit and the convection generation unit. | 09-06-2012 |
| 20130027475 | INK-JET DEVICE - An ink-jet device for jetting ink on an outer surface of a workpiece, includes an ink jet head including a nozzle, a fixing platform to fix the workpiece, a pair of light sources for emitting light to heat ink from the nozzle, and one or more reflection assemblies positioned on opposite sides of the fixing platform and below the ink jet head. The light sources are positioned in the corresponding reflection assembly. Each of the reflection assembly reflects light to be transmitted parallel to the nozzle, for heating and drying the ink on the outer surface of the workpiece. | 01-31-2013 |
| 20130038665 | PRINTING SYSTEM - A printing system ( | 02-14-2013 |
| 20130083129 | PRE-TREATMENT METHODS, APPARATUS, AND SYSTEMS FOR CONTACT LEVELING RADIATION CURABLE GEL INKS - A radiation curable gel ink printing system includes a radiation source that is configured to emit UV light having short wavelength components. The system is configured to transport a substrate having radiation curable gel ink deposited thereon to the radiation source to expose the ink to the radiation source; the exposure may be continuous or pulsed as appropriate. The radiation source may be configured a distance away from the ink on the substrate. The radiation source is configured to pre-treat the ink before spreading the ink at a contact-leveling nip wherein a contact member applies pressure to the ink against the substrate. The ink is preferentially cured to allow spreading of the ink by the contact member while limiting offset of the ink onto the contact member. | 04-04-2013 |
| 20130314472 | Methods and Apparatus for Manufacturing Micro- and/or Nano-Scale Features - The present invention provides devices for generating scalable patterned features on a substrate. In some embodiments, the device includes a means for forming and ejecting a succession of droplets, a charge tunnel, a quadrupole mechanism, a means for reducing the size of one or more of the droplets and one or more stream deflectors. | 11-28-2013 |
| 20170232770 | INSPECTION APPARATUS AND METHOD OF INSPECTION | 08-17-2017 |
