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8467101 Image forming apparatus for adjusting dot size  
An image forming device includes a density detector that detects image density, and a memory that stores information relating image density to dot size. When a dot size is specified, the image...
8130409 Image forming apparatus  
The image forming apparatus includes image forming device for forming an image, switching device for switching resolution of an image formed by the image forming device, processing device for...
7667861 Image forming apparatus  
An image forming apparatus including: a plurality of image data acquisition units for respectively acquiring one or more page(s) of image data; a color or monochrome determining unit for...
7566124 Image forming apparatus  
An ink jet recording apparatus includes a sheet feeding tray, a sheet discharge tray, an image recording portion including an ink jet recording head and a platen, a first roller portion, disposed...
7492497 Multi-layer light modulator  
A light modulator comprises a plurality of discrete variable transmission electro-optic layers arranged so that light will pass successively through the plurality of layers; the light modulator...
7382514 Core-shell particles for electrophoretic display  
The invention relates to electrophoretic displays comprising core-shell pigment particles having a core of low specific gravity and low refractive index and a shell of high refractive index.
7118838 Method, apparatus and media for displaying information  
An apparatus for forming an image using an electrophoretic particle suspension containing media including: a transitioner for sufficiently lowering a viscosity of the suspension to facilitate...
6353469 Photographic image acquisition device  
The photoelectric scanning device for original images contained on a photographic film has a film platform for the film, for temporarily holding the original images contained on the film in a...
6207331 Aqueous image recording method for electrochemically depositing an image forming material  
The image recording process comprises the steps of preparing an aqueous coloring material liquid by dissolving or dispersing fine particles of a coloring material in an aqueous liquid, disposing...
5631727 Image forming apparatus having discharging means using light source actuated prior to latent image formation  
An image forming apparatus includes an electrophotographic photosensitive member movable along an endless path; a charger for charging the photosensitive member; an optical device for projecting...
5563694 Printer apparatus for forming an embossed image  
An apparatus performs emboss-printing. The apparatus forms an image on a print supporting member, such as a paper sheet, by using a powder printing member. The charge characteristics of the image...
5514269 Dual separator purification system  
A dual separator purification system and method for removing particulate as well as ionic contaminants from liquids is disclosed. The present invention is particularly useful in the electrostatic...
5151741 Electrophoretic imaging device  
An electrophoretic imaging device includes an electrosensitive layer; an insulating body arranged to confront the electrosensitive layer; a developing solution filled between the electrosensitive...
4982237 Photoelectrophoretic printing machine  
A photoelectrophoretic imaging apparatus in which a disposable, electrically biased blocking web has a portion thereof in contact with a moving heated member. A disposable imaging web,...
4666577 Method of recording electrophoretic image pattern  
In a method of printing on a test report a pattern of fraction images of various kinds of proteins contained in a serum sample, an electrophoretic signal obtained by photoelectrically scanning a...
4419004 Method and apparatus for making transparencies electrostatically  
An electrostatic method of making transparencies and apparatus for practicing said method. An endless electrophotographic belt is charged, imaged and toned with a liquid toner suspension. The belt...
4419005 Imaging method and apparatus  
An electrostatic method of making transparencies and apparatus for practicing said method. An endless electrophotographic belt is charged, imaged and toned with a liquid toner suspension. The belt...
4413898 Photoelectrophoretic duplex imaging apparatus and method  
Duplex photoelectrophoretic imaging is implemented with apparatus of the kind having first and second electrodes movable along respective endless paths and cooperatively forming an imaging nip by:...
4357096 Dispersion supply apparatus for photoelectrophoretic migration imaging  
Migration imaging apparatus of the kind using a photoelectrophoretic dispersion and having an electrode moveable along an endless operative path past dispersion application and imaging zones...
4264427 Apparatus for developing electrostatically charged sheet-like carriers of latent images  
Latent images on sheet-like carriers are developd by attracting that side of a carrier which faces away from the image to the convex external surface of a first support which constitutes a portion...
4202619 Electrophotographic apparatus  
Apparatus for imaging electrophotographic film which has a short focal length optical gate for focusing a monochromatic light pattern onto the photoconductive layer of electrostatically charged...
4179290 Photoelectrophoretic photography process involving dual corona treatments of opposite polarity  
A photoelectrophoretic image-forming process utilizing a pair of electrodes with at least one of the electrodes being transparent and at least one of the electrodes having an electrically...
4179209 Multicolor line screen  
In photoelectrophoretic imaging, a novel multicolor line or cross line filter element and method for maintaining color balance wherein the filter grid comprises a plurality of yellow, cyan and...
4169672 Method and apparatus for photoelectrophoretic-color-process copying  
A first and second electrode web, of which at least one is transparent, are transported along respective paths both passing through an exposure station. A toner applicator upstream of the exposure...
4168118 Electronic imaging apparatus using multicolor electrophotosensitive particles  
Electronically controlled imaging with a multicolor mixture of photoconductive particles is effected in a single exposure cycle by provision of an addressable electrode array which is energized...
4130359 Electrophoretic migration imaging apparatus and method utilizing enlarged migration environment  
Electrophoretic migration imaging apparatus and method of the type using electrophotosensitive pigment particles are improved, e.g., as to image density and background, by providing an enlarged...
4125322 Electrophotosensitive migration imaging apparatus and method  
Improved migration imaging techniques and apparatus utilizing a mixture of multicolor electrophotosensitive particles are achieved by exposure of the mixture, between electrodes which create a...
4084896 Photoelectrophoretic web imaging apparatus  
A photoelectrophoretic imaging machine for producing, in a preferred embodiment, full color copies from opaque originals or, alternatively, copies from transparencies.In a preferred embodiment,...
4049343 Combination imaging and grounding roller  
An imaging or transfer roller comprising mechanism to couple the roller to a ground potential close to the imaging or transfer zone, is provided. The roller includes insulator members concentric...
4043655 Photoelectrophoretic image reproduction device  
A photoelectrophoretic image reproduction device wherein a suspension of electrically photosensitive particles in a fluid is provided between two transparent conductive plates. Exposure of the...
4043654 Display system  
A display device which responds to a light image to form a viewable image. The system is sealed and is filled with a fluid carrying a dilute suspension of particles between electrodes. A...
4032226 Photoimmobilized electrophoretic recording  
An electrophoretic migration imaging process, apparatus, and materials useful therein are disclosed. Electrically photosensitive particles, at least some of which bear a positive polarity...
4023968 Photoelectrophoretic color imaging process in which back migration is eliminated  
In an electrophoretic reproduction process wherein a colored reproduction of an original is obtained by sequentially electrophoretically generating at least two visible monochromatic images, and...
4019816 Coating system having a composite applicator assembly provided with a reciprocating blade  
Coating applicator system comprising a stationary blade and a reciprocating applicator blade. A quantity of photoelectrophoretic ink is supplied to the surface of the stationary blade when the...
4009466 Character coding and recognition system  
Coding of a group of characters for recognition by a machine and by a human viewer is provided by coloring each character with a predetermined plurality of colors arranged in predetermined...
4006982 Photoelectrophoretic concurrent process cycling  
A photoelectrophoretic imaging machine for producing, in a preferred embodiment, full color copies from opaque originals or, alternatively, copies from transparencies. station passing the...
3989366 Photoelectrophoretic imaging apparatus having a device for increasing the friction force between webs  
A photoelectrophoretic imaging machine for producing, in a preferred embodiment, full color copies from opaque originals or, alternatively, copies from transparencies.In a preferred embodiment,...
3989365 Motion compensation for bead bypass  
A system for compensating for motion during separation of a web from another surface to enable a bead of accumulated material built up at the line of contact between the web and the other surface...
3989367 Apparatus for contacting a roller to a surface to be contacted  
A roller and mount assembly contained on a movable carriage, the mount adapted to allow the roller to pivot in at least one major direction in response to non-uniform transverse contact between...
3988060 Bead bypass speed reduction  
A system for separating one surface, preferably a web, from another surface to enable a bead of accumulated material built up at the line of contact between the two surfaces to pass therebetween....
3986772 Bead bypass  
A system for separating one surface, preferably a web, from another surface, to enable a bead of accumulated material, e.g., comprising a liquid or solid particles, built up at the line of contact...
3985434 Photoelectrophoretic pigment discharging with A.C. corotron or U.V. illumination  
A photoelectrophoretic imaging machine for producing, in a preferred embodiment, full color copies from opaque originals, or alternatively, copies from transparencies. In a preferred embodiment,...
3976485 Photoimmobilized electrophoretic recording process  
An electrophoretic migration imaging process, apparatus, and materials useful therein are disclosed. Electrically photosensitive particles, at least some of which bear a positive polarity...
3952700 Liquid applicator  
A liquid applicator is provided adapted to apply a uniform liquid film to a surface regardless of the spatial orientation of the liquid applicator.
3944353 Background reduction  
Photoelectrophoretic imaging system having an additional electrode for subjecting a film of photoelectrophoretic imaging suspension to an electric field at a potential above the corona threshold...
3924945 Apparatus for inductive imaging with simultaneous polar ink development  
An electrostatographic imaging apparatus for induction imaging of a dielectric material with simultaneous polar ink development, using a patterned polar ink applicator electrically biased with...
3860336 PHOTOELECTROPHORETIC IMAGING MACHINE AND APPARATUS FOR CONTACTING A ROLLER TO A SURFACE TO BE CONTACTED  
Apparatus for producing images using a transparent electrode, typically a flat plate, over which, a carriage which carries at least one roller, typically a roller electrode, into contact with the...
3857549 PHOTOELECTROPHORETIC IMAGING APPARATUS  
A device for photoelectrophoretic imaging wherein a localized electric field is developed by a transparent electrode-coronode system, in conjunction with an imaging suspension. As a result of a...
3844651 PHOTOELECTROPHORETIC IMAGING APPARATUS FOR CONTROLLING THE TIME INTERVAL OF SUCCESSIVE ROLLER ELECTRODES LEAVING AND ENTERING THE IMAGING REGION  
Apparatus for producing images using a transparent electrode, which may take the form of a stationary flat plate, over which, a carriage which carries at least two rollers, which may be roller...
3840299 PHOTOELECTROPHORETIC IMAGING APPARATUS FOR VARYING THE ADVANCING RATE OF VELOCITY OF ROLLER ELECTRODES  
Apparatus for producing images using a transparent electrode, which may take the form of a stationary flat plate, over which, a carriage which carries at least two rollers, which may be roller...

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