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Document Title |
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7586657 |
Color processing method
To generate conversion data enabling to appropriately control a colorant amount, a profile for storing correspondence between device color data and a colorimetry value and control information for...
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7548343 |
Color enhancement method and system
An apparatus and method for calibrating a multi-color imaging system are provided. Color values are measured for each of the different color patches, and compared to target process-sensitive colors...
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7548333 |
Data transfer method and image formation system
The present invention aims to effectively perform image data transfer between an image generation controller and an image processing controller in either of color image printing and black-and-white...
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7545542 |
Image forming apparatus
In an image forming apparatus in which an input module, an output module, a process module, and a memory have a plurality of ports and are connected by a packet switch having independent paths for...
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7529005 |
Method for processing a multi-colour image
A method is provided for processing digital multi-color images for the reproduction thereof on a color printing and/or copying system provided with a plurality of process colors defining a gamut....
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7499066 |
Image forming apparatus with improved capability of image superposition
An image forming apparatus including a light scanning device configured: to store in advance a predetermined base correction time; initiate optical image writing for a first round of rotation of an...
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7495682 |
Image reading apparatus and image forming apparatus
An image reading apparatus, including point light sources, arranged in a straight line state, configured to output light to light a document, and a light leading member, positioned in front in a...
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7443406 |
Tandem image forming apparatus
An image forming apparatus includes image-forming process cartridges arranged in tandem; a color-information acquiring unit configured to acquire color information representing a color of an image...
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7436416 |
Color printer and control method thereof with pulse width modulation for tone control based on type of document and number of colors printed
A color printing apparatus having pulse-width modulation means which performs pulse-width modulation for tone control, and a control method thereof are provided. Based on determination of a...
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7432942 |
Electric display media
A visual display system and a method for displaying information. The information displayed on the visual display system may be substantially or entirely immune to stray electric fields.
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7421223 |
Printing system
In an implementation of a printing system, an electrophotographic imaging plate electrostatically attracts a first concentration of an ink having a particular color. A developer unit is biased with...
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7400335 |
Method for printing a halftone digital image
A method for printing a halftone digital image on both a printing press and a color proofer using the same binary digital data which comprises making a printing plate from the binary digital data;...
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7365865 |
Printing apparatus and control method therefor
In a printing apparatus having full-color and monochrome print processes and a method therefor, whether a page to be printed is color or monochrome is checked. The presence of an immediately...
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7265768 |
Image forming apparatus
A photoreceptor cleanerless image forming apparatus and method for overlappingly forming yellow, cyan, magenta, and black toner images and decreasing color mixture or an exposure error due to...
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7221464 |
Image recording apparatus and test pattern for evaluating recorded image
The invention concerns an image recording apparatus suitable for forming a medical image that is used for a medical diagnosis, and a test pattern for evaluating a quality of the medical image. The...
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7113199 |
Tandem image forming device with reduced footprint
A tandem color laser printer 1 is provided with a photosensitive drum unit 15 , a developing unit 14 , and a scanning unit 13 for each color. The developing units 14 , each including a main...
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7061513 |
Image recording body and image forming apparatus by use of the same
A light-heat conversion in a light-stimulated writing method and associated apparatus include an image recording body having an element, which absorbs an (electromagnetic wave) provided in a...
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7002608 |
Tandem type color image forming device having a plurality of process cartridges arrayed in running direction of intermediate image transfer member
A tandem type color image forming device having a plurality of process cartridges each being detachable from a frame. An intermediate image transfer belt extends vertically, and the process...
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7001868 |
Image recording apparatus and method and recording sheet for use therewith
To provide an image recording method and apparatus that can record and display an image of free pattern without forming the complex wirings in an electrochromic material, and to reduce the...
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6970673 |
Highlight color printing machine
An electrographic printing machine including: a first photoconductive member; an imaging device for recording a first latent image on the first photoconductive member to form a first developed...
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6967669 |
Accumulator drum and method of use for an image forming apparatus
An image forming apparatus comprising an accumulator drum for receiving toner images from a plurality of imaging units and transferring the toner images to a receiving media. The basic components...
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6961073 |
Method and system for displaying an image on a screen
A public presentation system is presented comprising a display system that can be remotely changed, so that multiple different images are successively displayed with minimal interruption. The...
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6937360 |
Image forming method and apparatus which can perform output operation suitable for received image and communication apparatus using the same
An image forming apparatus and a control method for the apparatus are disclosed. In this image forming apparatus which has a printing unit selectively using a desired one of a plurality of types of...
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6856335 |
Optical scanning device for scanning plural surfaces and image forming apparatus using the optical scanning device
An optical scanning device for scanning plural surfaces including a plurality of laser light units each configured to emit a laser beam, a deflecting device configured to deflect the laser beams...
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6839156 |
Laser scanning unit and electrophotographic image forming apparatus adopting the same
A laser scanning unit and an electrophotographic image forming apparatus adopting the same include a plurality of photogenerators emitting parallel lights, a plurality of rotatable polygonal...
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6816179 |
Color printing apparatus that reduces toner amount
An apparatus for printing a color image includes a printer driver which processes input image data to generate printable image data, and further includes one or more color profiles which are used...
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6810799 |
Printing machine with adjusting device for synchronizing the photoconductor and feed guides by means of a master-slave controller
A printing machine with an electrophotographic device, having a photoconductor, a photoconductor drive and an illumination device. The electrophotographic unit can be provided with the substrate by...
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6791590 |
Image formation method and apparatus
An image formation method for forming an image containing an embossed portion of an expandable material on a recording medium, comprising converting height information about an embossed image which...
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6782234 |
Image forming apparatus
An image forming apparatus of the present invention includes a recycle toner conveying device for returning toner collected in a cleaning step to a developing device as recycled toner. A waste...
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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...
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6717601 |
Printing apparatus with dot-gain compensation using spatial filter
An apparatus and method for applying dot-gain ( 110 ) compensation to halftone bitmap files used in printing a digital halftone image. Dot-gain is added by thresholding ( 250 ) the output of a...
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6690404 |
Image forming apparatus and method for changeable image forming modes between a single color mode and a multiple color mode
An optical system for an image forming apparatus which a first light source for selectably emitting a plurality of image forming light beams based upon control signals and a second light source for...
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6639616 |
Image forming apparatus and image forming method featuring image formation in two, different-speed modes
An image forming apparatus is provided with photosensitive drums for forming latent images by irradiation of light reflected by a polygon mirror and a fixing device for fixing toner images...
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RE38180 |
Recalibrating a multi-color imaging system
An apparatus and method for calibrating a multi-color imaging system are provided. The multi-color imaging system is capable of applying different colorants to a substrate based on a plurality of...
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6587652 |
Adjusting devices and method taking substrate changes into account for generating color separations in a multicolor printing machine
A method and an apparatus for adjusting devices ( 1, 1 ′) for generating color separations ( 2, 2 ′) in a multicolor printing machine ( 3 ), changes in the dimensions ( 4, 4′, 5, 5 ′) of...
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6580443 |
Color image forming device with simplified optical unit incorporating a laser source
An intermediate belt made of an endless belt is provided by 45 degrees inclined horizontally and looped over two rollers at both its ends, and four photosensitive drums are provided in contact with...
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6573918 |
Image forming apparatus having a plurality of image data interfaces
A color image forming apparatus for forming a color image on a storage medium using a laser beam generated from a laser generating means includes a plurality of image data interfaces provided...
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6567110 |
System and method for reducing horizontal banding and misregistration between color planes in a color image
A system and method are provided for generating a color plane in an image. For example, a noise generation device is coupled to at least one component within a laser imaging assembly to cause a...
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6559874 |
Printing method and printing apparatus, laser output control device and control device and control method for printing apparatus, and printing register control device for printing apparatus
A driving means 6 is placed below a photoconductor drum 2 . The driving means 6 includes first to fourth developing rollers 13 A- 13 D and toner storage chambers 11 A- 11 D. The developing...
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6556229 |
Electrophotographic apparatus having a fringe development preventing mechanism
In an electrophotographic apparatus, regions having at least three different potential levels Vc, Vw, and Vr are formed on a photosensitive member by using an exposing device, and developing...
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6536346 |
Process and apparatus for decorating articles
In a process and apparatus for decorating an article, printing ink or electrostatic charges is or are applied in dependence on a digital program in dot form to the article carried by a holder, with...
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6429886 |
Correction control for image forming apparatus and method
An image processing apparatus capable of color image formation with a plurality of color components, which solves a problem of increment of processing time in monochrome image formation due to...
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6426737 |
Forming images by field-driven responsive light-absorbing particles
A transparent image producing display or receiver which uses a suspension fluid for producing pixels of an image includes at least one image-forming layer having a structure which defines a...
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6380961 |
Method for suppressing phantom images
A method for suppressing phantom images in a digital copying or printing process wherein toner material in the form of pixels of image information (D (x,y), in which D is the image density for...
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6346957 |
Optical scanning device and image forming apparatus that restrains color aberrations
The invention provides an optical scanning device for color image formation in which color aberration depending on the variation in the image formation position on the scanned surface caused by the...
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6323887 |
Color image forming apparatus driving a recording-element array and a method for controlling the same
A sharp image having excellent color balance is formed by preventing differences in the amount of light among recording heads. When forming an image using at least two recording heads, each having...
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6317218 |
Printer with adaptive printing mode
A printer has monochrome and color printing heads for printing color and monochrome images, respectively, and a media feed path for moving sheets of media by the printing heads. The media feed path...
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6313925 |
System, method, and program for saving toner/ink in a color printer without sacrificing image quality
Toner/ink is saved while still being able to print any given color value within the full color gamut of a given printer. Combinations of varying percentages of a printer's toners/inks (cyan,...
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6275248 |
Vacuum fluorescent printer
A vacuum fluorescent printer including a print head (60) having luminous blocks (32, 33, 34) each having a plurality of luminous elements arranged in a main scanning direction for irradiating a...
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6271868 |
Multiple-color image output apparatus and method which prevents a toner image on a photosensitive drum from being narrowed in the horizontal direction
When a multiple-color image is printed by electrophotography unwanted spaces are produces between different colors. These spaces are attributed to non-development of toner caused by the influence...
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