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| Number | Title | Issue Date |
| 8094179 | Light source device, optical scanning device, and image forming apparatus A light source device includes a light source, a coupling lens, a first opening plate, a second opening plate, a photoreceptor, a package member, a cover glass, a half mirror, and a light source control device. In relation to a main-scanning corresponding direction ... | 01/10/2012 |
| 7864208 | F-O lens, light scanning unit and image forming apparatus employing the same An f-θ lens is joined to a mount through a light curable bond, forms an incident deflected beam onto a photosensitive body, and includes a lens part which has an incident side on which the deflected beam is incident, and an exiting side which is disposed near the p... | 01/04/2011 |
| 7554568 | Optical beam scanning device and diaphragm device capable of adjusting light quantity distribution An optical beam scanning device of the present invention has a light source, a deflection reflecting surface for deflecting to scan light from the light source on a recording medium, and a diaphragm device which is provided between the light source and the deflectio... | 06/30/2009 |
| 7427999 | Image forming apparatus A first optical scanning device for scanning image data of colors (yellow, magenta, cyan and black) which serve as the basic for formation of color image employs an optical system having optical characteristic stable to changes in temperature in common, the optical ... | 09/23/2008 |
| 7369268 | Light source using large area LEDs A printing apparatus (100) for printing digital images onto a photosensitive medium (140) employing, for exposure energy, a light source (20) that uses various arrays of LEDs (32). The printing apparatus (100) may form the print im... | 05/06/2008 |
| 7369327 | Variable optical-property element and optical apparatus including the same A variable optical-property element includes a liquid crystal the pitch of twist is less than 60 times the wavelength of light used, so that a spatially uneven electric or magnetic field or temperature is applied to the liquid crystal to thereby form an index distri... | 05/06/2008 |
| 7363102 | Method and apparatus for precise marking and placement of an object The present invention provides a precise marking apparatus for performing precise marking on an object and methods of using the same. The precise marking apparatus comprises an object input handler and an object output handler for handling the object; a transport sy... | 04/22/2008 |
| 7355616 | Polarization-direction-controlling element and exposure device A polarization-direction-controlling element comprising a ½ wavelength plate disposed with a crystal optical axis tilted at substantially 45 degrees with respect to a polarization direction of a beam of light separated by a polarization-separating element with a pa... | 04/08/2008 |
| 7348549 | Light scanning apparatus Provided is a light scanning apparatus, including a light source, a light source controller to control an on/off operation of the light source, a light deflector deflecting light emitted from the light source, an image formation optical system to direct light deflec... | 03/25/2008 |
| 7342732 | Optical mount An optical mount (1) for optical component (2) which has a edge contour (4) relative to extending radially optical axis (A), includes a rigid optical support (3) having an axially oriented stop edge (5), which is suitable for an ax... | 03/11/2008 |
| 7330203 | Compact multibeam laser light source and interleaving raster scan An individually drivable array of single stripe laser diodes is proposed for imaging printing plates. An imaging optics is used to produce n image points which have a spatial interval l between adjacent points. An interleaving raster scan line method is indicated, w... | 02/12/2008 |
| 7330202 | Method for correcting skewed recording when exposing printing originals A method for correcting the skewed recording of a printing original on a recording material in an exposer includes the steps of projecting, with an exposure head, a linear array of exposure points generated by N laser beams onto the recording material and moving the... | 02/12/2008 |
| 7327380 | Apparatus for printing a multibit image The invention relates to an apparatus for printing a multibit per pixel image (10) from a halftone binary digital bitmap having pixels having a multibit per pixel image memory for receiving the multibit per pixel image; a lookup table (16) external to ... | 02/05/2008 |
| 7326877 | Laser thermal processing chuck with a thermal compensating heater module Chuck methods and apparatus for supporting a semiconductor substrate and maintaining it at a substantially constant background temperature even when subject to a spatially and temporally varying thermal load. Chuck includes a thermal compensating heater module havin... | 02/05/2008 |
| 7327379 | Pixel clock and pulse-modulation-signal generating device, optical scanner, and image forming apparatus A pixel clock and pulse-modulation-signal generating device includes a high-frequency-clock generating unit that generates a high-frequency clock; a modulation-data generating unit that generates, based on pixel control data that specifies a pixel length and image d... | 02/05/2008 |
| 7304660 | Optical beam scanning device and diaphragm device capable of adjusting light quantity distribution An optical beam scanning device of the present invention has a light source, a deflection reflecting surface for deflecting to scan light from the light source on a recording medium, and a diaphragm device which is provided between the light source and the deflectio... | 12/04/2007 |
| 7298389 | Method and apparatus for drawing visible image on optical disk by vibrating laser beam focus A method and an apparatus for drawing a visible image on an optical disk incorporate an optical pickup, which irradiates an optical beam onto the optical disk through its objective lens. The optical disk, which has a target layer on which the drawing is to be perfor... | 11/20/2007 |
| 7295369 | Fabrication method for rear-projection screen A fabrication method for a rear-projection screen includes the steps of providing a light source and a lenticular lens sheet; projecting parallel light onto the lenticular portions of a lenticular lens sheet to make one surface of the lenticular lens sheet opposite ... | 11/13/2007 |
| 7292259 | Recording system for light-sensitive sheet The invention provides a system for recording a datum onto a pixel on a light-sensitive sheet. The system essentially includes a light-emitting device and an interfering device. The interfering device has a plurality of gratings. According to the datum, at least one... | 11/06/2007 |
| 7286154 | Polarization-direction-controlling element and exposure device A polarization-direction-controlling element comprising a ½ wavelength plate disposed with a crystal optical axis tilted at substantially 45 degrees with respect to a polarization direction of a beam of light separated by a polarization-separating element with a pa... | 10/23/2007 |
| 7283152 | Collimation assembly with an adjustment bracket capable of flexing when receiving a light source A collimation assembly is associated with a printhead housing for generating a substantially collimated laser beam. The collimation assembly comprises: a collimation housing mounted to the printhead housing to support a collimation lens; an adjustment bracket positi... | 10/16/2007 |
| 7280130 | Optical multi-beam scanning device and image forming apparatus An optical multi-beam scanning device has a plurality of pre-deflection optical units, an optical path synthesizing member and an excessive light processing member. The excessive light processing member processes excessive light emitted from an excessive light emitt... | 10/09/2007 |
| 7280175 | Liquid crystal device exhibiting zernithal bistability and a cell wall for such a device A bistable nematic liquid crystal device cell is provided with a surface alignment grating on at least one cell wall and a surface treatment on the other wall. Such treatment may be a homeotropic alignment or a planar alignment with or without an alignment direction... | 10/09/2007 |
| 7265773 | Misalignment detection device, optical writing apparatus, and image forming apparatus An image detection device includes a light source, an image sensor, a light guiding device, an image focusing device and a housing. The light source is configured to irradiate a pattern image with a light beam. The light guiding device is located on a first light pa... | 09/04/2007 |
| 7258408 | Method of controlling drive of function liquid droplet ejection head; function liquid droplet ejection apparatus; electro-optic device; method of manufacturing LCD device, organic EL device, electron emission device, PDP device, electrophoretic display device, color filter, organic EL; method of forming spacer, metallic wiring, lens, resist, and light diffusion body In a method of controlling drive of a function liquid droplet ejection head in which a plurality of nozzle arrays are arranged, the nozzle arrays have function liquid droplet ejection amounts which are different from each other per unit nozzle. The drive of the plur... | 08/21/2007 |
| 7250961 | Light beam scanning method and apparatus compensating for defects The light beam scanning method and apparatus perform light beam scanning of a cylindrical internal surface scanning type, a cylindrical external surface scanning type, and a plane scanning type, where when a sheet-like object to be scanned is scanned by a light beam... | 07/31/2007 |
| 7247841 | Light scanning apparatus Provided is a light scanning apparatus, including a light source, a light source controller to control an on/off operation of the light source, a light deflector deflecting light emitted from the light source, an image formation optical system to direct light deflec... | 07/24/2007 |
| 7236231 | Exposure apparatus and device manufacturing method An exposure apparatus for scanning an exposure spot in an exposure allocated area and for exposing a desired pattern by controlling power of the exposure spot in accordance with an exposure pattern, includes an exposure unit for arranging plural fine exposure elemen... | 06/26/2007 |
| 7218337 | Optical scanner, optical-path adjustment method, and image forming apparatus An optical scanner includes a light source which emits a light beam, a reflection mirror which has a reflection surface, a first axis parallel to a main-scanning direction, and a second axis along the reflection surface and perpendicular to the first axis, and an op... | 05/15/2007 |
| 7187399 | Exposure head with spatial light modulator In an exposure head of the invention, plural first micro-focusing elements are arranged in a first microlens array so as to correspond to plural micromirrors in a DMD. An aperture array that includes plural apertures arranged so as to respectively correspond to the ... | 03/06/2007 |
| 7180929 | Wafer-level test structure for edge-emitting semiconductor lasers Wafer-level stage testing of semiconductor lasers can be facilitated by directing a light beam emitted from the semiconductor laser toward a direction different from a path of the light beam as originally emitted from the laser. A test structure can be coupled to a ... | 02/20/2007 |
| 7171097 | Hex tube light homogenizer splitter A right angle light diverter includes a hexagonal tube that is bent at a right angle that is coated with a highly reflective coating on the inside surface. An incoming light beam may be homogenized upon entering an input port of the hexagonal tube and may be evenly ... | 01/30/2007 |
| 7167194 | Printing a code on a product A method for printing is described. The method includes providing a printing system for printing a code on a product moving in a direction. The code is constructed from a plurality of pixels in a first data set indicating the positions of the pixels and generates a ... | 01/23/2007 |
| 7156569 | Wall-mounting image processing apparatus A wall-mounting image processing apparatus (A) includes a machine housing (90) mounted on a substantially vertical wall surface (H), and an image reading/writing head (X) disposed in the machine housing. The image reading/writing head (X) includes a substrate... | 01/02/2007 |
| 7157660 | Laser scanning apparatus and methods for thermal processing Apparatus and methods for thermally processing a substrate with scanned laser radiation are disclosed. The apparatus includes a continuous radiation source and an optical system that forms an image on a substrate. The image is scanned relative to the substrate surfa... | 01/02/2007 |
| 7154837 | Optical pickup and optical information recording/reproducing device An optical pickup and an optical information recording/reproducing device are provided, each of which is capable of forming a super-resolution spot to conduct micro-mark recording, and does not undergo signal degradation due to an increased sidelobe in a reproducing... | 12/26/2006 |
| 7154066 | Laser scanning apparatus and methods for thermal processing Apparatus and methods for thermally processing a substrate with scanned laser radiation are disclosed. The apparatus includes a continuous radiation source and an optical system that forms an image on a substrate. The image is scanned relative to the substrate surfa... | 12/26/2006 |
| 7154525 | Method and device for focus adjustment of optical writing unit and image forming apparatus incorporating the focus adjustment device Focus adjustment of an optical writing unit is performed based on an image of a test pattern formed on a paper sheet. The pattern includes bars of density levels associated with adjustment quantity information indicating numerical values corresponding to the numbers... | 12/26/2006 |
| 7151556 | Sub-scanning interval adjusting apparatus for multi-beam scanning unit A sub-scanning interval adjusting apparatus for a multi-beam scanning unit adjusts an interval between at least two laser lines that are formed on a photoreceptor drum without causing starting points of image formation to vary. In the multi-beam scanning unit simult... | 12/19/2006 |
| 7148159 | Laser thermal annealing of lightly doped silicon substrates Apparatus and method for performing laser thermal annealing (LTA) of a substrate using an annealing radiation beam that is not substantially absorbed in the substrate at room temperature. The method takes advantage of the fact that the absorption of long wavelength ... | 12/12/2006 |
