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| Number | Title | Issue Date |
| 7706725 | Full-color image forming apparatus having variable power light source In a full-color image forming apparatus including a light source for monochrome image formation that outputs light corresponding to monochrome image information and exposes a monochrome image forming photoreceptor and light sources for color image formation that out... | 04/27/2010 |
| 7375853 | Image processing apparatus and method A separating unit determines, for an image data, whether there exists black data, and generates density data from the black data when the black data exists, and generates color data from data other than the black data. A multinarizing unit converts the color data in... | 05/20/2008 |
| 7349319 | Information recording apparatus, recording media and recording method An information recording apparatus includes a multilayer information recording medium having a first layer containing an electro-chromic material, an electrode layer applying a voltage to the first layer to color the first layer, a second layer containing an electro... | 03/25/2008 |
| 7336431 | Image reading device and image forming device A device includes a light source; a first guiding unit that guides the light from the light source to an object at prescribed incident angles including a first incident angle and a second incident angle; a signal generating unit that receives light and that generate... | 02/26/2008 |
| 7292369 | Logo data generating method and system A logo generating system and method allow a user to specify colors and adjust an image according to the particular printing purpose. Source data of image elements with two or more colors is obtained and displayed so that the user can view an image of the source data... | 11/06/2007 |
| 7269385 | Sheet guide, fixing device and image forming apparatus A sheet guide sheet guide for guiding a recording sheet includes an outermost surface layer brought into contact with a recording sheet, which is formed of a material having a water contact angle of approximately 50° or less and one of a pencil hardness of 9H or mo... | 09/11/2007 |
| 7251445 | Image formation device and image forming method using same An image forming apparatus is provided with a latent image carrier for holding an electrostatic latent image, and an intermediate transfer member for temporally holding an image formed by visualizing the electrostatic latent image formed on the latent image carrier.... | 07/31/2007 |
| 7233749 | Image forming device for performing calibration by patch pattern An image forming device, has an image carrier on which a latent image is formed, and a development device to which a plurality of development units for containing developer with the same color are detachably installed, and development is performed by attaching the d... | 06/19/2007 |
| 7229733 | Production process of light emitting device A production process of a light emitting device capable of easily forming a fixed shape insulator layer irrespective of the quality of the material of a substrate is provided. The process of the present invention includes a process of forming an insulator layer by a... | 06/12/2007 |
| 7145709 | Apparatus and methods for modulating refractive index An iono-refractive structure that includes one or more ion insertion layers having a real portion and an imaginary portion of the dielectric constant is provided. While both the real portion and the imaginary portion of the dielectric constant change, the change in ... | 12/05/2006 |
| 7139633 | Method of fabricating composite tooling using closed-loop direct-metal deposition Manufacturing tools having a base and a working surface, such as trim steels, flange steels and die inserts, are formed by fabricating or casting a substrate out of a relatively ductile, low wear-resistant metal and forming the working surfaces such as cutting edges... | 11/21/2006 |
| 7110145 | Scanning unit of image-recording apparatus The invention concerns image-recording apparatus, which records an image onto a sheet-film. The image-recording apparatus includes a mainframe; a main/sub-scanning unit that includes a main-scanning unit to expose a light-beam onto a sheet-film by scanning the light... | 09/19/2006 |
| 7020408 | Secure print production cost accounting Various systems, methods, and programs embodied in computer readable mediums are provided for print production cost accounting. In one embodiment, a pre-print cost of a print production of a document by an image forming device is stored in a memory. The print produc... | 03/28/2006 |
| 7015431 | Image forming apparatus with at least two alternately-controlled electric heating elements In a heating apparatus in which a plurality of heating bodies are provided and a ratio of an electrical amounts supplied to the respective heating bodies can be changed, two or more phase electrical power supplying devices for supplying electrical power to the heati... | 03/21/2006 |
| 6977022 | Method and apparatus for performing a charging process on an image carrying device A charge roller that includes a metal core, an elastic member configured wrapped around the metal core, and film members is disclosed. Each of the film members is wrapped around each end of the elastic member in a circumferential direction of the metal core such tha... | 12/20/2005 |
| 6944032 | Interconnect for flat panel displays An interconnect for use with a pixel layer of a pixel web is provided, the interconnect including an interconnect substrate having a plurality of conductive leads and a plurality of contact vias formed on and extending from the interconnect substrate. The contact vi... | 09/13/2005 |
| 6768886 | Image forming apparatus A method of forming an image, including emitting a plurality of light beams from a plurality of vertically arranged light emitting devices; passing the plurality of light beams through corresponding slots of a vertical stay; receiving the plurality of light beams wh... | 07/27/2004 |
| 6724410 | Multicolor image forming apparatus having a controller for controlling press-contact and separation of an image forming member A multicolor image forming apparatus comprises a first image forming unit, and a second image forming unit, having respectively an image forming member, an intermediate transfer member, and a secondary transfer section for transferring the toner image from the inter... | 04/20/2004 |
| 6421522 | Method and apparatus for setting registration in a multicolor printing machine based on a change in toner profile A method and apparatus for setting registration in a multicolor printing machine having a number of exposure devices for the digital production of color separations, the actions of setting up and combining the color separations being controlled, in order ... | 07/16/2002 |
| 6352806 | Low toner pile height color image reproduction machine A low toner pile height color image reproduction machine is disclosed for forming full-gamut toner images approximating a "look and feel" of offset lithographic images. The reproduction machine includes a single moveable endless image bearing member havin... | 03/05/2002 |
| 6339460 | Liquid crystal display device A vertical alignment liquid crystal display device capable of a complete contrast compensation, particularly by performing an optical compensation using an optically uniaxial anisotropic sheet and an optically biaxial anisotropic sheet. A retardation of t... | 01/15/2002 |
| 6336019 | Surface position and velocity measurement for photoreceptor belt Systems and methods are provided that improve the registration between the color separation images. The systems and methods control the output of the image data for one or more of the color separation images and the velocity of an image-carrying member to... | 01/01/2002 |
| 6266122 | Liquid crystal display device and method for manufacturing the same A liquid crystal display device of the present invention includes: a first substrate and a second substrate; and a liquid crystal layer interposed between the first substrate and the second substrate. The first substrate includes a polymer wall formed of ... | 07/24/2001 |
| 6205311 | Method of multicolor electrophotographic printing with unipolar toner A method for multicolor electrophotographic printing includes a photoconductive layer system having surface elements or surface regions that are provided with an initial negative potential, then are exposed to varying degrees and developed with negatively... | 03/20/2001 |
| 6144817 | Image forming apparatus utilizing intermediate transfer member An image forming apparatus includes a photosensitive member, charging means, exposure means, developing means, and an image holding member, where the exposure means is adapted, in exposing the photosensitive member according to an image signal, to expose ... | 11/07/2000 |
| 6094551 | Multicolor image formation apparatus and multicolor image formation method for controlling timing for forming a color toner image on a photoconductor In the formation of a multicolor image for generating a color print by repeating operation for transferring on an intermediate transfer member every color after one color toner image is formed on a photoreceptor drum, when an image of each color is writte... | 07/25/2000 |
| 6041204 | Color image forming apparatus with an organic photoconductor In a color image forming apparatus provided with a photoreceptor having a rotatable peripheral surface; plural sets of a charging device, an imagewise exposure device, and a developing device, each set of the plural sets is provided separately from other ... | 03/21/2000 |
| 6022653 | Color image recording system and method to prevent color displacement through red light beam detection In a color image recording system, a color image is recorded on a photosensitive material by causing red, green and blue light beams modulated according to a color image signal to scan the photosensitive material one after another in the order of the red,... | 02/08/2000 |
| 6009296 | Multicolor image formation device The object of the present invention is to obtain a multicolor image formation device wherein the defect of an image caused in switching developing machines and others can be prevented. A yellow latent image is formed by scanning a light beam on a photocon... | 12/28/1999 |
| 5983045 | Image forming apparatus for forming plural toner images on photosensitive member and for transferring toner images onto transfer material collectively The present invention aims to improve image quality in an image forming apparatus in which plural color toner images are formed on a photosensitive member and the toner images are collectively transferred onto a transfer material, and provides such an ima... | 11/09/1999 |
| 5983057 | Color imaging system with selectively openable optical shutter In the information recording an reproducing method and apparatus according to the present invention, a piece of picture image information is recorded as an analog quantity or a digital quantity an information carrying medium in a planar manner at a high d... | 11/09/1999 |
| 5978628 | Highlight color read printing using additive toners REaD electrophotographic printing using additive color toners. Toners that are non-transmissive to exposing light are developed using inhibited image-on-image printing. Then, the photoreceptor is exposed to produce a latent image for a toner that transmit... | 11/02/1999 |
| 5916718 | Method and apparatus for producing a multi-colored image in an electrophotographic system Apparatus and method in which a multi-color image, such as a standard four color image, is assembled on a medium, such as paper or film. Liquid ink contains conventional "solid" colored toner particles and also contains transparent counter ions. The conve... | 06/29/1999 |
| 5773818 | Digital scanning system having drop-out capabilities and a color drop-out filter therefor A monochromatic scanning system includes an illumination system, a document staging system, an optical lens system, a photosensing system to convert light to electrical signals and a color drop-out filter. The illumination system illuminates an original i... | 06/30/1998 |
| 5774760 | Method of controlling color correction and apparatus for imagewise exposure using said method The improved method of color correction control is capable of assuring the desired amounts of color correction at all times, thereby reproducing a high-quality image of good color balance even from an original image that is so much upset in color balance ... | 06/30/1998 |
| 5716744 | Dual beam color electrophotographic apparatus An electrophotographic printer produces a multi-color image on a moving photoconductor (OPC) and includes a laser/scanner arrangement for producing first and second beams to expose the OPC at spaced-apart exposure stations. The OPC is charged to a referen... | 02/10/1998 |
| 5708934 | Color image forming apparatus with well-registrated imagewise exposure means A color image forming apparatus such as a copier or a printer for forming a multicolor toner image. The apparatus includes: a photoreceptor for holding the multicolor toner image; a charger for charging the photoreceptor; plural imagewise exposers each fo... | 01/13/1998 |
| 5659855 | Electrophotographic image member with magnetic property and image forming apparatus An image forming apparatus uses an endless belt image member having a magnetic strip along one or more edges. A linear printhead is flashed in response to a magnetic encoder signal in the magnetic strip. Preferably, the apparatus has first and second line... | 08/19/1997 |
| 5649269 | Image recording apparatus having a mask member moving together with an exposure unit An image recording apparatus is designed to decrease the size of an exposure unit, thereby allowing the exposure unit to move within a narrow space between an original document and a photosensitive material, to facilitate color adjustment and density adju... | 07/15/1997 |
| 5640652 | Driving mechanism for color image forming apparatus A color image forming apparatus includes a plurality of chargers each provided in a periphery of an image forming body for charging the image forming body; at least two of a plurality of imagewise exposure devices each equally spaced with respect to the i... | 06/17/1997 |
