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Match Document Document Title
7616910 Image forming apparatus capable of optimizing glossiness of image formed on recording material with transparent or white toner  
An image forming apparatus includes an image forming section for forming an image on a recording material with transparent toner; a heater for heating a first image and a second image which are...
7460817 Image forming apparatus  
An image forming apparatus includes a plurality of developing portions capable of developing electrostatic latent images formed on an image bearing member, and a control portion for executing...
7406281 Image forming apparatus and method thereof  
An image forming apparatus is provided that forms an image with liquid developer, and a method thereof. The image forming apparatus includes a plurality of photoconductors on which developer images...
7376373 Image forming apparatus having a power transmitting device to selectively operate developing units thereof  
An electrophotographic image forming apparatus is provided that includes a plurality of developing units, a cam shaft, and a plurality of cams disposed on the cam shaft corresponding to the...
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...
7336910 Image forming apparatus with gamma conversion means  
The invention provides an image forming apparatus and an image forming method, capable of providing an image with little deterioration, even in case the image contrast has to be adjusted not for...
7310484 Apparatus for forming visible black and white or color images and invisible images  
The image forming apparatus of the present invention includes a cyan color image formation unit which uses a cyan color toner to form a cyan color image; a magenta color image formation unit which...
7155147 Image forming apparatus  
An image forming apparatus is capble of selectively moving a plurality of developing devices to a developing position. During the moving operation of each developing device to the developing...
7149448 Image forming apparatus having a plurality of developing means  
An image forming apparatus includes a plurality of developing portions capable of developing electrostatic latent images formed on an image bearing member, and a control portion for executing...
7130550 Image forming apparatus featuring a changeable mixing ratio of deep and pale color toners  
An image forming apparatus includes image forming means for forming a superposed image on an image bearing member by using at least toners which have an identical hue and different color densities;...
7123849 Image forming apparatus, image forming apparatus control method, cartridge, and storage medium  
In an image forming apparatus, process cartridge, and storage medium, if an image forming stop factor occurs in a cartridge of a certain color, image forming using a cartridge of another color is...
7058339 Printing system  
A color printing system comprising a combination of at least four, and preferably six coloring materials, each of a different color, wherein these colors are selected from (1) an orange-red; (2) a...
7058326 Color image forming apparatus  
A color image forming apparatus includes a plurality of image carriers for at least one color, a plurality of developing devices, each developing a toner image onto each image carrier, a plurality...
6993272 Method of development of custom colors without changing developer housing  
A method for producing a toner of a custom color in a developer unit including a housing defining a reservoir for storing a supply of toner, a donor member for transporting toner to an imaging...
6931221 Image forming apparatus having change-over type developing device  
An image forming apparatus includes a latent image bearing member and a developing portion having a plurality of developing devices provided facing the latent image bearing member, as well as an...
6885830 Image forming apparatus capable of mounting thereto another developing unit  
There is provided an image forming apparatus in which, if the image forming apparatus using only a normal toner is modified to be capable of forming an image formed of a special toner, an...
6618564 Electrophotographic development system with custom color printing  
An apparatus for developing a latent image recorded on an imaging surface with a custom color toner, including a developer housing for developing a portion of the latent image with the toner of...
6575096 Computer controlled mixing of customer-selected color inks for printing machines  
Computer controller mixing of customer-selected colorants, including inks, for printing machines includes an ink supply station with a color matching control computer program, an ink mixing...
6343194 Printer controller and printer as well as recording method for controlling specific consumables used therefor  
Technology for controlling consumables for color printers to prevent the mere recording agent of a specific color from being excessively consumed. In this technology, when the printer is used, the...
6047143 Systems and method for adjusting image data to compensate for cross-contamination  
An image data adjustment system is described which adjusts image data to be printed based upon the level of contaminants detected in the toner reservoirs. The system detects the level of...
6047146 Image forming apparatus automatically selecting either color or monochromatic copy mode in accordance with detected color information of images to be reproduced  
An image forming apparatus has N-in-1 mode for forming an image of N documents in a sheet of paper and automatic color selection mode for deciding whether a document is a color document or a...
6002893 High and low pigment loadings for custom colors  
Custom color control techniques are extended by using a high and a low pigment loaded toner for each color of the primary colors in the printing system. In one application, a large gamut of colors...
5937246 Color printer having unit controlling evacuation and return of printing units  
A color printer which performs a printing operation according to data from an upper unit such as a host computer. Switching mechanisms each which switches the state of each color printing unit to...
5897239 Photometric color correction and control system for custom colors  
A system and method for color mixing control in a developing material-based electrostatographic printing system. A developing reservoir containing an operative solution of customer selectable...
5896207 Color printer and facsimile apparatus which outputs in color or monochrome based on predetermined conditions  
A color facsimile apparatus for color-recording color image data received by facsimile communication onto a predetermined recording sheet. When a facsimile receiving operation is performed under a...
5884120 Image forming apparatus for forming multiple images on a single sheet  
An image forming apparatus has N-in-1 mode for forming an image of N documents in a sheet of paper and automatic color selection mode for deciding whether a document is a color document or a...
5862434 Method and apparatus for forming an image on an image transfer medium and a method of forming an image using the image transfer medium  
A system of forming an image on an image transfer medium. The system forms an image according to image data on the image transfer medium and forms one color primer image on the image transfer...
5722008 Copy machine with physical mixing of distinct toner to form a custom colored toner  
A marking particle color blending device for use in an electrophotographic printing machine of the type having an electrostatic latent image recorded on a photoconductive member is provided. The...
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...
5715329 Digital copying machine with memory for compressed image data  
A digital copying machine provided with a device for forming color images by the formation, superposition of the images for each color in the order of the color face including a device for coding,...
5633952 Identification of a particular color image using color distribution, and circuitry for same  
An image processing apparatus comprises: an input device for supplying color image information; a discrimination unit to discriminate whether the color image information includes a predetermined...
5625445 Color image forming apparatus having means for determining the number of transfer members supported on the transfer member retaining means  
A color forming image apparatus for forming a multicolor image by forming an image of each color including a transfer member holder for retaining a plurality of transfer members. The image former...
5604578 Color image forming apparatus having a function of determining a charge value charged on a customer according to an amount of recording material  
An image forming apparatus includes a reading section for fetching first color image data subjected to color separation, a circuit for converting the first color image data into second color image...
5530527 Color electrophotographic device with developer stirring  
A color electrophtographic printer has: a photosensitive drum on which electrostatic latent images are formed according to print data separated by colors; a plurality of developing units each...
5420676 Electrophotographic printer having cam-operated transfer roller and developer module  
An EP printer include a photoconductor-coated drum which has, at its respective ends, a pair of cam plates. Each of the cam plates is provided with plural cam paths, at least a pair of which are...
5406366 Color copying machine and a method of forming a multicolored image  
Disclosed is a copying machine for forming a multicolored image, having a plurality of developing devices which contain toner of different colors, and a color image sensor for reading an original...
5392102 Developing device having toner cartridge discriminator  
An image-forming apparatus includes a developer container containing a developer which is to be inserted into a developer replenisher of a main body, a cover for the developer replenisher and a...
5380611 Liquid developer systems for imaging on transparent and opaque substrates  
A method for providing an image on either opaque or transparent substrates (42) to have substantially equal apparent color saturation when viewed and including the steps of: developing a latent...
5307135 Color image forming apparatus having mono-color image forming function  
This invention relates to a color image forming apparatus which is capable of forming a mono-color image based on the color image input data. The apparatus includes a circuit for determining the...
5293207 Color image forming apparatus with black toner control  
In a color image forming machine in which are provided a charger by which an image carrier is charged, an image exposing device by which a latent image corresponding to image data composed of...
5281981 Method and apparatus for forming image having plural image forming stations  
An image forming apparatus includes, a plurality of image forming devices which are arranged in parallel in correspondence to color components of a stored color image signal so as to reproduce a...
5260753 Color image forming method  
The invention provides a method of forming a color image on a recording material by transferring a toner image formed on an image carrying means to the recording material and by fixing the toner...
5162853 Multiple color copying apparatus having a copy paper color detecting device  
A multiple color image forming apparatus, wherein colors or kinds of copying paper contained in paper feed cassettes as well as colors of developers contained in a plurality of developing devices...
5162859 Image forming apparatus capable of creating duplex mixed full color and black/white copies and delivering copy sets on page-sequential order  
A copier, laser printer or similar image forming apparatus of the type having an intermediate image transfer body in the form of a belt allows documents to be reproduced in a page-sequential paper...
5144387 Color image forming apparatus  
A color image forming apparatus provided with an image sensor making outputs for every primary color of light through reading and resolving color images to the three primary colors thereof, can...
5119131 Electrostatic voltmeter (ESV) zero offset adjustment  
In a single pass, tri-level imaging apparatus, erroneous voltage readings of an Electrostatic Voltmeter (ESV) which has become contaminated by charged particles (i.e. toner) are negated by using...
5113221 Image forming apparatus having a plurality of toner developers including white toner  
An image forming apparatus is provided with a plurality of toner developing devices including a white toner developing one, a photosensitive member, a charger for electrically charging a surface of...
5109275 Printing signal correction and printer operation control apparatus utilizing neural network  
An apparatus for printing signal correction and printer operation control, for use in applications such as color copiers, utilizes a neural network to convert input image signals, derived for...
5073793 Multi-color image forming method and an apparatus therefor  
An image forming method and apparatus for forming a reproduced color image in which the sequence of supply of the toners of different colors onto the latent image carrier is selected according to...
5070367 Color image forming apparatus with an automatic color selection mode  
A color image forming apparatus includes an image reading section which reads an image by scanning it and separating the colors of the image into a plurality of colors; and image processing section...
Matches 1 - 50 out of 57 1 2 >