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| Number | Title | Issue Date |
| 8180232 | Apparatus for making combination prints with pleasing appearance Printers are provided. In one aspect, a printer has a printer controller cooperating with a print engine, receiver transport system, overlap positioning system, and fuser to cause a first toner image to be formed on the first side of the first receiver with toner at... | 05/15/2012 |
| 7869723 | Image forming apparatus capable of forming glossy color image An image forming apparatus includes an image forming unit and a correction unit. The image forming unit superimposes toner images of a plurality of colors, one over the other, on a recording medium to form a composite color toner image thereon. The correction unit c... | 01/11/2011 |
| 7499659 | Image-forming apparatus and image-forming method The image-forming apparatus and an image-forming method of the present invention stably provides a high-quality image having a surface with a uniform gloss value, without reduction in image density, and with good fixability. The image-forming apparatus and image-for... | 03/03/2009 |
| 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 |
| 7244540 | Liquid toners comprising amphipathic copolymeric binder having insoluble components in the shell portion thereof The invention provides liquid electrographic toner compositions comprising a liquid carrier having toner particles dispersed in the liquid carrier. The liquid carrier has a Kauri-Butanol number less than about 30 mL. The toner particles comprise polymeric binder com... | 07/17/2007 |
| 7224481 | Image forming apparatus having plural image supporting bodies In a color printer having plural photosensitive drums for respective recording color components, when images are continuously formed on recording sheets, lengths of image data of one page in its main scan direction and its sub scan direction are held for plural page... | 05/29/2007 |
| 7206532 | Multiple object sources controlled and/or selected based on a common sensor A sensor module is able to sense at least one aspect of objects produced by a plurality of object sources. Since one sensor module or set of sensor elements is used to examine output from the plurality of object sources, sensor to sensor variation is removed as a so... | 04/17/2007 |
| 7190488 | Image forming apparatus and method An image data generation part 400 generates image data, attaches a tag to the image data, and then outputs the resultant data. A screen processing part 420 carries out a screen process on the image data in accordance with the characteristic indicated b... | 03/13/2007 |
| 7126621 | Printer using hybrid reflex writing to color register an image An imaging device for producing multicolor images from image data containing data representing an image of a first color and an image of a second color to be registered relative to the image of the first color onto a substrate by transferring toner of the first and ... | 10/24/2006 |
| 7097270 | Color image forming apparatus and method for controlling color image forming apparatus The invention makes it possible to realize controlling of the density-gradation characteristics that is superior in that gray balance of tertiary color is taken into account as compared to conventional control of the density-gradation characteristics that uses only ... | 08/29/2006 |
| 7085524 | Image forming apparatus An image forming apparatus includes a plurality of movable image carriers, a movable intermediate transfer body, and a contacting member separably contacting to the intermediate transfer body at a contacting position. A position for transfer between a first image ca... | 08/01/2006 |
| 7085508 | Timing control unit and color image forming apparatus using the same Provided is a timing control unit that controls timing for performing a desired operation of a belt-like member at least at two operating positions including a first and second operating positions. The distance between the first and second operating positions is set... | 08/01/2006 |
| 7046947 | Free sheet color digital output terminal architectures A free sheet, high speed, color tandem printing system that controls registration of images from one imager to another while mechanically decoupling individual imagers and all the while maintaining relative registration of each of the color separations by the use of... | 05/16/2006 |
| 7039348 | Method for maintaining image on image and image on paper registration A method for repositioning a mark on a belt after an image on paper registration process, which includes printing a test pattern, measuring at least one test pattern parameter, detecting a mark on a belt and detecting at least one imaging error associated therewith,... | 05/02/2006 |
| 7029188 | Image forming apparatus, image forming apparatus setup system, and image forming apparatus setup method The image forming apparatus includes a printer that performs image printing on the sheet members supplied at preset intervals at the first transport speed and a processor that performs development processing on the printed sheet members transported at the second tra... | 04/18/2006 |
| 7023583 | Method and apparatus for use in image forming apparatus In an image forming apparatus according to the invention, the potential of an optical semiconductor is increased in a predetermined time period, in which a recording medium does not exist in a transfer region between the optical semiconductor and a transfer unit, so... | 04/04/2006 |
| 7016059 | Printing images in an optimized manner A method and system of producing image prints and other physical manifestations of images from an order specifying one or more recipients and, for each specified recipient, a set of one or more images associated with that recipient. For each recipient specified by t... | 03/21/2006 |
| 7015940 | 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, ... | 03/21/2006 |
| 7016620 | Method and device for controlling a print process with high color density In a method and device to control a print process in a printer or copier, with a character generator generating a latent print image and a latent toner marking on an image carrier. An exposure energy per unit area for the generation of the latent toner marking is de... | 03/21/2006 |
| 7012724 | Optical scanning device having a temperature compensation unit In an optical scanning device and image forming apparatus according to the present invention, a light source emits a light beam, and a scanning optical unit deflects the light beam from the light source and focuses the deflected light beam to form a light spot on a ... | 03/14/2006 |
| 6968148 | Image adjusting method and image forming apparatus Images based on each of a plurality of color components are formed; the formed images are transferred on each transfer medium to form an image quality determining image; the image quality of the image quality determining image is determined on the basis of the detec... | 11/22/2005 |
| 6959157 | Shading correction method for a sensor, and color image forming apparatus Disclosed are a shading correction method for a sensor capable of accurately detecting color tint of a toner patch without using any white-color reference to execute shading correction in the sensor, a shading correction apparatus for a sensor, and a color image for... | 10/25/2005 |
| 6938351 | Image forming device An image forming device has plural photoreceptor drums on which a latent image is formed, wherein one of the photoreceptor drum is different diameter from the other photoreceptors. A belt in contact with the plural photoreceptor drums and plural transfer rollers pre... | 09/06/2005 |
| 6742870 | Selective enhancement of black A printing technique wherein pixel locations that are requested to be marked with only black are identified, black is applied to the identified pixel locations, and non-black color is applied to a subset of the identified pixel locations that correspond to on-pixels... | 06/01/2004 |
| 6522857 | Method and apparatus for setting registration in a multicolor printing machine based on printing substrates A method and apparatus for setting registration in a multicolor printing machine (1) having a number of exposure devices (2, 2', . . . ) for the digital production of color separations (3, 3', . . . ), the actions of setting up and combining the color sep... | 02/18/2003 |
| 6360070 | Image forming apparatus including a plurality of closely spaced transfer stations for sequentially transferring aligned, superimposed image portions to a printing medium Assuming the photosensitive drum for black as a reference, the phase of the adjacent photosensitive drum for cyan leads by about 60 deg. Similarly, the phase of the photosensitive drum for magenta leads by about 120 deg., and the phase of the photosensiti... | 03/19/2002 |
| 6356718 | Image forming apparatus for outputting a color image This invention is made to cause photosensitive drums 21Y, 21M, 21C, 21B to be rotated at a constant circumferential speed even if the diameter of the photosensitive drum 21B is larger than the diameters of the photosensitive drums 21Y, 21M, 21C. As a resu... | 03/12/2002 |
| 6323931 | LCD with external circuit having anti-short-circuit pattern and particular structure An interterminal anti-short-circuiting pattern is formed in an upper metal wire included in a connection terminal 3, for connecting to external driving LSI and the like, located on the projected portion of a bottom glass substrate 2. This pattern includes... | 11/27/2001 |
| 6088477 | System for controlling an amount of undercolor removal based on a grayness signal, a darkness signal, and a black signal A color image processing system for performing undercolor removal. The system includes input of a color image signal, generation of a grayness signal from the color image signal, generation of a darkness signal from the color image signal, and performance... | 07/11/2000 |
| 6002413 | Color image forming apparatus having correction of color image offset Light scanning devices forming electrostatic latent images on photosensitive bodies are disposed so as to correspond respectively to the plurality of photosensitive bodies which correspond to a plurality of colors, respectively. Electrooptical elements ar... | 12/14/1999 |
| 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 |
| 5963757 | System for processing a photosensitive material A method and apparatus for locating and cutting individual images from a web containing a plurality of images, the web having a magnetic media capable of retaining magnetically recorded data. The apparatus comprising a reader for reading magnetically reco... | 10/05/1999 |
| 5926674 | Reverse polarity split recharge in recharge-expose-and-develop image on imaging printing A Recharge-Expose-and-Develop Image on Image color electrophotographic printing system in which the photoreceptor is recharged between development of one color of toner image and the subsequent exposure for a second color latent image by first being spray... | 07/20/1999 |
| 5893658 | Image plane registration system for electrographic systems A method and apparatus for minimizing image banding and for registering multiple image planes of a single image on a receptor drum in electrographic systems. The system for registering multiple image planes of a single image in an electrographic system in... | 04/13/1999 |
| 5848335 | Internal erase before last development in color electrophotographic printing A multistation color electrophotographic printer having an erase lamp located opposed to or before the last physical developer housing, but after the first physical developer housing.... | 12/08/1998 |
| 5784668 | Image forming apparatus In an image forming apparatus wherein plural developing devices 3 have alternating electric field applying mechanisms 4, the alternating electric field applying mechanisms 4 have alternating electric field changing mechanisms 7 for reducing the degree of ... | 07/21/1998 |
| 5778289 | D.C. recharge to reduce cross contamination in the read IOI process A color REaD IOI system in which the photoreceptor is DC only recharged between the development of the first toner layer and the subsequent exposure and development of the following toner layer. To assist the DC only recharge the photoreceptor and the fir... | 07/07/1998 |
| 5778288 | Erase before A.C. recharge in color electrographic printing A color REaD IOI system in which a light source illuminates the photoreceptor so as to erase that photoreceptor after the development of a first toner followed by a high slope AC corona system which recharges both the photoreceptor and first developed ton... | 07/07/1998 |
| 5745818 | Image formation method and image formation apparatus An image formation method for forming an image of a plurality of colors through a charging step, an image exposing step, a developing step and a transferring step, wherein the image exposing step is made up of a first image exposing step and a second imag... | 04/28/1998 |
| 5722009 | Color image forming apparatus having a transparent image forming drum with detectors inside of the drum In a color image forming apparatus, plural different colored toner images are sequentially formed on an image forming body by repeating respective operations of plural chargers, plural imagewise exposure devices and plural developing devices so that a sup... | 02/24/1998 |
