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| Number | Title | Issue Date |
| 7353416 | Wireless access point seek mode for wireless access clients A computer system that is configured to wirelessly access a local area network is further configured to search for the availability of wireless access points when the notebook computer is powered-off. A computer user activates this powered-off seek mode by pressing ... | 04/01/2008 |
| 7333128 | Laser shutting device and laser scanning unit employing the same A laser shutting device blocks laser beams in a laser scanning unit that includes a light source that emits laser beams and a beam deflecting unit that deflects the laser beams in a main-scanning direction and is adapted to form an image on a photosensitive body usi... | 02/19/2008 |
| 7272260 | Image recognition-processing device and method using pattern elements A image recognition device using pattern elements is disclosed. The device comprises an image recognition device, a recording medium, and an image processing device which is be capable of executing recognition processing accurately and evaluating an input image even... | 09/18/2007 |
| 7195163 | Laser scanning unit A laser scanning unit to form an electrostatic latent image according to an image signal by projecting a light onto a photosensitive medium. The laser scanning unit has a light source having a cylindrical shape of a predetermined length; a reflective member surround... | 03/27/2007 |
| 7082281 | Electrophotographic printer having movable pre-transfer erasing unit An electrophotographic printer including a pre-erasing unit. The pre-erasing unit includes a pre-erasing lamp to irradiate light, and a pre-transfer erasing lens to induce the light generated from the pre-transfer erasing lamp to the photosensitive drum, movably ins... | 07/25/2006 |
| 7068401 | Optical scanning apparatus having a carriage locking device An optical scanning apparatus including a chassis having a panel, the panel having an opening defined therethrough. The apparatus has a scanner carriage which is moveably supported within the chassis. A carriage locking device includes an elongated locking member wh... | 06/27/2006 |
| 7042591 | Image exposure apparatus and image forming apparatus The present invention provides an image exposure apparatus which has a light emitting chip including a plurality of light emitting elements, a base plate for mounting the chip thereon, a lens for imaging light emitted from the plurality of light emitting elements on... | 05/09/2006 |
| 7009730 | Image forming apparatus If an edge of a sheet metal of a image forming apparatus damages an electric cable, the image signal is distorted and no correct image is formed since the damage causes feeding failure and signal deterioration. This is remarkable in the conventional digital electrop... | 03/07/2006 |
| 6950619 | Image forming apparatus An image forming apparatus includes a transferring-and-feeding unit (103) including a transfer belt (110). The transferring-and-feeding unit (103) is supported by a support frame (115) swingable in the direction away from image forming po... | 09/27/2005 |
| 6934484 | Image-forming apparatus and image-forming method In a copier which is an image-forming apparatus comprising a photoconductor 1, a developing apparatus 4, transfer apparatus 5 which transfers a toner image formed on the photoconductor 1 to a transfer material by heat and pressure using a... | 08/23/2005 |
| 6930803 | Information processing apparatus and processing method therefor In an image processing apparatus which has an operating system (102) and scanner driver (103), is connected to a scanner (104) for reading an original and converting it into an image signal, and stores image data read by manipulating the scanner... | 08/16/2005 |
| 6891328 | Light source for image reading apparatus and image reading apparatus A light source using electroluminescence layers of which width and thickness are adjusted so that emission luminance does not depend on the position on the layer. Also, a light source using red, green and blue electroluminescences light media for a color source of w... | 05/10/2005 |
| 6667796 | Exposure method and apparatus A pattern of a reticle is irradiated with excimer laser light to expose an image of the pattern of the reticle onto a wafer through a projection optical system. Driving elements for driving optical elements in the projection optical system and a transfer ... | 12/23/2003 |
| 6278510 | System for optical writing to thermal film The invention relates to an apparatus for thermal development comprising a receiving chamber for a thrust cartridge, drive means to advance thermal film from said thrust cartridge and rewind film into said thrust cartridge, an optical writer to write info... | 08/21/2001 |
| 6191843 | Exposure device, method of making and using same, and objects exposed by the exposure device Even when a surface temperature of an illumination optical system becomes high, detection accuracy of a reticle alignment detection system is not negatively affected. An illumination optical system irradiates an illumination light to a mask and exposes a ... | 02/20/2001 |
| 6184971 | Exposure apparatus and image formation apparatus A high-quality image is formed by using light emission element arrays of plural lines. The plural light emission element arrays are arranged substantially in parallel, an area of a light emission part of each array being different from others, respective ... | 02/06/2001 |
| 5896472 | Image forming apparatus An image forming apparatus includes a moving member for conveying a recording member on which an image is to be formed, image forming units for forming marks for detection of a position of the image on the moving member, an illuminating device for illumin... | 04/20/1999 |
| 5835814 | Electrophotographic method and apparatus for forming color images, and exposure unit therefor Full color images are formed by electrophotography which utilizes a rotary member having an endless photosensitive surface which has a plurality of different band regions divided in a direction perpendicular to a rotational direction of the rotary member.... | 11/10/1998 |
| 5828841 | Video signal recording and reproduction apparatus A video signal recording and reproduction apparatus, provided with at least one encoding apparatus for encoding an input video signal, at least one data storage apparatus for recording and reproducing a video signal encoded by the encoding apparatus, a li... | 10/27/1998 |
| 5803622 | Image forming device having convenient access to serviceable components Servicing of an image forming device, such as a digital photocopier, is made convenient by providing an access opening exposing each of a number of prescribed serviceable components enclosed in a sealed casing. These serviceable components may include a l... | 09/08/1998 |
| 5655189 | Image device having thermally stable light emitting/receiving arrays and opposing lenses A lens plate is provided with many lenses, and a base plate is provided with many LED arrays and driving ICs arranged at respective opposite ends of the base plate. The lens plate and the base plate are positioned in place relative to each other by spacer... | 08/05/1997 |
| 5602578 | Color printer with transfer and superposition of different color toner images onto intermediate transcription member An intermediate transcription drum is supported so as to be driven in contacting relationship with a photosensitive belt. The rotating speed of the photosensitive belt driving motor is controlled by a control unit such that one rotation cycle of the inter... | 02/11/1997 |
| 5583614 | Image processing apparatus and method for determining whether an original contains a specified image An image processing apparatus and method includes a scanner for scanning an original and generating electrical image data representing an image of the original to be processed, a processor for processing the electrical image data supplied by the scanner, ... | 12/10/1996 |
| 5341195 | Electrophotographic printer using electroluminescent imaging head An electrophotographic printer using an electroluminescent imaging head having surface emission light emitting elements arranged in an array in the fast scan direction, in which the elements are divided into a plurality of elements in the slow scan direct... | 08/23/1994 |
| 5339132 | Mount structure of a light emitting element array in electronic photographic apparatus A light emitting element array in an electronic photographing apparatus, in which a photoconductor drum is exposed to a light from a light emitting array having a plurality of light emitting diodes to form a latent image on the drum, and a high quality, s... | 08/16/1994 |
| 5333039 | Image forming apparatus with control for variably setting the amount of blank space on a recording medium An image forming apparatus includes a unit to form a visible image onto a photo sensitive drum on the basis of input image information, a copy transfer unit to transfer the developed visible image onto a recording paper, a fixing unit to fix the visible i... | 07/26/1994 |
| 5291248 | LED carriage selectively movable in two directions An electrophotographic recording apparatus includes a plurality of light emitting elements each for irradiating a photoconductive surface of a photoconductor and each having one-luminescent portion per chip; and a driver for reciprocating a carriage in ri... | 03/01/1994 |
| 5266996 | Recording apparatus A recording apparatus has both a copier function and a fax printing function. The recording apparatus is provided with a photoconductive member, an original table on which an original is placed, and a scanner for scanning the original placed on the origin... | 11/30/1993 |
| 5260743 | Electrophotographic apparatus including an attachment device for enabling the apparatus to perform additional functions An electrophotographic apparatus having a first frame accommodating an exposure head which emits a light according to digital image data and a second frame accommodating a photosensitive member on which an electrostatic latent image is formed with a light... | 11/09/1993 |
| 5250982 | Apparatus and method of imaging UV-sensitive media An apparatus and method for transferring xerographically printed information on a piece of paper (102) to an ultraviolet sensitive medium (101). The paper (102) can be optionally treated with a chemical (207) to enhance ultraviolet light transmission thro... | 10/05/1993 |
| 5187521 | Multicolor image forming apparatus with color component discrimination function An image forming apparatus having an exposure unit for exposing an original; a first image forming unit for forming an image on a recording medium by removing an image of first color component(s) from an original image exposed by the exposure unit; a seco... | 02/16/1993 |
| 5160965 | Image forming apparatus with small LED array An image forming apparatus includes an image carrier, an LED (light emitting diode) array having a plurality of light-emitting units arranged in correspondence with the longer direction of the image carrier, the width of the LED array being smaller than a... | 11/03/1992 |
| 5119129 | Image forming apparatus with selectable first and second optical forming means An image forming apparatus including a movable photosensitive member, a first optical device for projecting light from an original onto the photosensitive member, second optical device for projecting a dot pattern to the photosensitive member before, upon... | 06/02/1992 |
| 5099293 | Image processing apparatus operable analogue and digital copying modes An image processing apparatus includes first latent image formation section for forming an electrostatic latent image corresponding to an image of a document on a photoconductor by projecting light reflected from the document, and second latent image form... | 03/24/1992 |
| 5072244 | Superposed image forming apparatus with plural and adjustable image forming stations An image forming apparatus for forming superimposed images has a plurality of image holders each respectively for holding an image, a plurality of image forming stations for forming an image on the holders, and an adjusting device for adjusting positions ... | 12/10/1991 |
| 5036339 | LED array into floating focusing structure for differential expansion An optical printhead for use in electrophotographic copiers and printers. The printhead is constructed of a linear LED array and a linear fiber optic lens mounted above the LED array. The lens mounting structure provides a floating support for the lens at... | 07/30/1991 |
| 5028957 | Image forming apparatus with an image reading function An image forming apparatus provided with an image reading unit for reading an image of an original fed into an original path, wherein the original path is confluent with a first copy sheet path connecting an image forming unit with a common tray. The imag... | 07/02/1991 |
| 5016027 | Light output power monitor for a LED printhead A light output monitor for a light emitting diode printhead has a light detector internal to the printhead for measuring the light output power of each light emitting diode along a printhead. Calibration factors relating the light output power measured by... | 05/14/1991 |
| 4977411 | Electronic color printing system A line-at-a-time printer is realized by directing a collimated light beam through an interaction area of an electro-optic light modulator while successive sheets of data samples are sequentially applied to electrodes positioned across the width of the mod... | 12/11/1990 |
| 4977417 | Electrophotography system An electrophotography system for use in laser printers, printing machines and copying machines. The system includes a rototable drum having a photosensitive member which can take a first absorption spectrum state and a second absorption spectrum state, th... | 12/11/1990 |
