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| Number | Title | Issue Date |
| 8107148 | Curvature correction device, optical scanning unit, and image forming apparatus A curvature correction device used in an optical scanning unit includes a holder and a pushing unit. The optical scanning unit includes a light beam emitter to emit a light beam, a deflection unit to deflect the light beam in a main scanning direction, and a reflect... | 01/31/2012 |
| 8081365 | Optical scanner and image-forming device An scanning unit scanner includes a light source and a polygon mirror unit. A front-to-rear rib is disposed between the light source and the polygon mirror unit and near the polygon mirror unit. An input side opening having a slit shape is formed as a cutout in the ... | 12/20/2011 |
| 8044988 | Spring Clip A method and apparatus for attaching a mirror to a housing with a spring clip such that the spring clip applies a substantially constant force to the mirror when a fastener for attaching the spring clip to a mounting structure of the housing has an axis defining an ... | 10/25/2011 |
| 7932918 | Exposure apparatus, image forming apparatus, exposure apparatus manufacturing method and image forming method The exposure apparatus is provided with: an optical member; and a holding member that holds the optical member. Both end portions of the optical member are held by the holding member with a first adhering unit that is cured by light irradiation for first duration an... | 04/26/2011 |
| 7876348 | Laser scanning unit for a laser printer A laser scanning unit for a laser printer includes a frame connected to a casing, an optical system module installed on the frame directly for generating laser beams according to print data, an optical scanning module fixed on the frame for reflecting the laser beam... | 01/25/2011 |
| 7760228 | Light scanning apparatus and image forming apparatus A light scanning apparatus has a base member, a first engagement portion that engages with a bearing member having a bearing portion of a rotary shaft that rotates a rotational polygon mirror to thereby position the bearing member, a second engagement portion that e... | 07/20/2010 |
| 7453487 | Optical scanning apparatus having scanning line curvature correcting mechanism with sliding pressure point along a longitudinal direction of the optical element An optical scanning apparatus for correcting the curvature of a scanning line effectively by a small number or parts, having a rotary polygon mirror for scanning a ray of light, and a reflecting mirror formed over an entire area in the scanning direction of the ray ... | 11/18/2008 |
| 7440001 | Optical writing device and image forming apparatus An optical writing device includes a polygon mirror configured to guide a light beam emitted from a light source. The polygon mirror is disposed in a case. The case includes a cover unit and a pressure unit configured to exert pressure on the cover unit. Pressure ex... | 10/21/2008 |
| 7428089 | Optical scanning device and image forming apparatus An optical scanning device includes a light source that emits a light beam, an optical deflector at which a light beam emitted from the light source is incident, the optical deflector deflecting the incident light beam, an optical system that guides the deflected li... | 09/23/2008 |
| 7414644 | Image forming device An image forming device includes a main frame having a body and a photoconductive drum which is provided removably in the main frame. An optical writing head is provided which is positioned relatively with respect to the photoconductive drum and includes a lens arra... | 08/19/2008 |
| 7397492 | Image forming device An image forming device includes a photoconductive drum that is removably provided in a main frame. An optical writing head includes positioning pins and is positioned relatively to the photoconductive drum. A paper guide member includes positioned parts and is fixe... | 07/08/2008 |
| 7388191 | Mirror positioning unit of laser scanning unit and laser scanning unit employing the same A mirror positioning structure of a reflection mirror for correcting skew and bow and a laser scanning unit employing the same are provided. The mirror positioning structure includes a mirror holder, a fixing member, and a positioning cap. The mirror holder has a re... | 06/17/2008 |
| 7382556 | Lens module A lens module (800) includes a lens barrel (20), a base (10), and a temperature compensation module (30). A first lens (201) is disposed in the lens barrel. The lens barrel is disposed in the base. The temperature compensation modu... | 06/03/2008 |
| 7379086 | Polygon mirror unit having a seal member with slits positioned between a central portion and a peripheral portion The present invention provides a laser unit using a seal member whose central and peripheral portions will not affect each other to produce strain during mounting and which can be handled as a single component. In the laser unit 100 according to the pr... | 05/27/2008 |
| 7363856 | Flat bed platesetter system The present invention provides a flat bed platesetter system and a method for its use, particularly for imaging printing plates. For providing a precise, continuous, rapid and format-independent system which is reliable, the present invention suggests to move the pr... | 04/29/2008 |
| 7365764 | Scanning optical apparatus and color image forming apparatus using the same A scanning optical apparatus includes a light source capable of being modulated, a deflecting element for deflecting and scanning a beam emitted from the light source, a scanning optical element for imaging the deflected beam into a spot shape on a scanned surface, ... | 04/29/2008 |
| 7355617 | Optical scanner and image forming apparatus An optical scanner for writing an electrostatic latent image on an image carrier includes a scanning optical system that forms an optical scanning path, a pair of optical detecting units arranged at two positions on the optical scanning path for detecting a write-st... | 04/08/2008 |
| 7342599 | Optical scanner for scanning a laser beam in accordance with an image signal In a disclosed optical scanner, an optical axis adjustment is made by moving a circuit board on which a light emitting device open-type semiconductor laser is mounted along a base face of an optical box. For a high-quality optical scanning, the circuit board is atta... | 03/11/2008 |
| 7342600 | Image forming device An image forming device includes an image carrier, a charging unit, an exposing device, a developing device, a control device and a pair of position adjusting devices. Each of the position adjusting devices is respectively provided at a leading edge and a trailing e... | 03/11/2008 |
| 7335394 | Substrate supporting frame A substrate supporting frame, a substrate supporting frame assembly including the frame, a method of framing a substrate using the frame, a method of fabricating a donor substrate using the substrate supporting frame assembly, and a method of fabricating an Organic ... | 02/26/2008 |
| 7333254 | Optical scanning apparatus, illuminant apparatus and image forming apparatus An optical scanning apparatus scans a surface to be scanned in a main scanning direction by simultaneously using a plurality of optical spots formed of a plurality of optical beams emitted from an illuminant, comprising: a light path deflecting part deflecting a lig... | 02/19/2008 |
| 7321380 | Laser emitter and laser scanning device A laser emitter including: a first lens barrel portion for holding a first laser element; a second lens barrel portion for holding a second laser element whose optical axis is slanted with respect to an optical axis of the first lens barrel portion, the second lens ... | 01/22/2008 |
| 7292376 | Device for digitally generating images The invention relates to a device for digitally generating images on photosensitive material comprising a light source, a liquid crystal display (LCD) unit and imaging optics. According to the invention, the LCD unit and the imaging optics are mounted in the same le... | 11/06/2007 |
| 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 |
| 7277112 | Multi-beam light source unit and laser scanning unit having the same structure A multi-beam laser scanning unit including a laser diode unit for discharging a plurality of laser beams, a rotational member for supporting the diode unit and rotating to a substantially aligned position between a plurality of the laser beams, a fixing member for s... | 10/02/2007 |
| 7271383 | Scanning system with feedback for a MEMS oscillating scanner A scanning system for a printer or scanner that has a beam source that produces a light beam at a point of origin and has a scanning mirror that sweeps the light beam from a position “A” to a position “B.” A lens receives the light beam from the scanning mir... | 09/18/2007 |
| 7262870 | Image processing method for use in printer driver An image processing method for use in a printer driver includes steps of receiving an instruction for a printing process, judging whether an image corresponding to a developed image signal represents a specified image according to the printing process, and outputtin... | 08/28/2007 |
| 7262787 | Laser scanning unit assembly and laser printer having the same In a laser printer using a plurality of laser scan units, a laser scan unit is capable of manually adjusting a plurality of laser beams to be parallel. The laser scan unit assembly includes a laser scan unit having a window on a front surface through which a laser b... | 08/28/2007 |
| 7256813 | Optical scanner and image forming apparatus An optical scanner for writing an electrostatic latent image on an image carrier includes a scanning optical system that forms an optical scanning path, a pair of optical detecting units arranged at two positions on the optical scanning path for detecting a write-st... | 08/14/2007 |
| 7248280 | Laser scanner having reduced air currents A method for improving the operation of an electrophotographic printer. The method includes providing an electrophotographic printer containing a laser scanning unit. A torsion oscillator for the laser scanning unit is enclosed in closed compartment. The closed comp... | 07/24/2007 |
| 7248733 | Color-image processing apparatus and method, and storage medium Conventionally, a color-image processing apparatus, such as a computer, or the like, cannot determine whether or not color-image data stored in an image storage device, such as a hard disk, or the like, is an image corresponding to a specific original. According to ... | 07/24/2007 |
| 7245313 | Image forming device An image forming device includes a main frame of the image forming device having a body, a drum shaft which is positioned and supported by the body of the main frame of the image forming device, a photoconductive drum which is provided removably in the main frame of... | 07/17/2007 |
| 7236283 | Scanning mirror unit and beam scanning probe A scanning mirror unit for scanning a beam comprises: at least one cantilever which is formed by bonding an elastic material and a piezoelectric material together and supported by a base at its one end; and a movable mirror which is supported at least by a free end ... | 06/26/2007 |
| 7227522 | Method of driving a liquid crystal display and driver circuit for driving a liquid crystal display A method of driving a liquid crystal display device includes: branching original image data having an original data rate into branched plural-systems image data comprising plural systems having a converted data rate that is equal to either said original data rate or... | 06/05/2007 |
| 7218500 | High-voltage generator and accelerator using same In a high-voltage generator including a CW circuit (high-voltage circuit), where the CW circuit generates a high voltage through booster circuits that are provided for boosting an input voltage and connected to one another in multiple stages, a conductive shielding ... | 05/15/2007 |
| 7215349 | Method and apparatus for image forming capable of effectively avoiding an adverse temperature effect to an optical scanning system An image forming apparatus includes a first support member, an image carrying member configured to carry a toner image thereon, and an optical writing apparatus connected to the first support member and configured to form an electrostatic latent image on the image c... | 05/08/2007 |
| 7212223 | Labeling with thermally conductive pads A method of labeling an object includes selectively applying focused energy to thermally conductive pads on the object to create a label on the object. The conductive pads are disposed adjacent to a thermochromic layer. ... | 05/01/2007 |
| 7204884 | Laser marking system A laser marking system for automotive glass having an ink spray device capable of depositing an ink layer upon the glass and a drying system is provided for accelerating the drying of the ink layer. A laser system is also provided to operably heat and bond at least ... | 04/17/2007 |
| 7206014 | Multi-beam pitch adjusting apparatus and image forming apparatus A multi-beam scanning apparatus includes a light source having first and second light source sections that hold a pair of semi-conductor laser diodes and coupling lenses that couple four beams irradiated from the pair of semi-conductor laser diodes with a base membe... | 04/17/2007 |
| 7198819 | Substrate supporting frame A substrate supporting frame, a substrate supporting frame assembly including the frame, a method of framing a substrate using the frame, a method of fabricating a donor substrate using the substrate supporting frame assembly, and a method of fabricating an Organic ... | 04/03/2007 |
