Patents
Sitemap › G03 - Photography; Cinematography; Analogous techniques using waves other than optical waves; Electrography; Holography › G03G - Electrography; Electrophotography; Magnetography › G03G 15 - Apparatus for electrographic processes using a charge pattern
Patents for G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618)
08/1991
08/27/1991US5043763 Image forming apparatus having a heater in contact with a film to fix a toner image
08/27/1991US5043762 Copy system
08/27/1991US5043761 Multicolor image forming apparatus having transfer roller for registering single color images
08/27/1991US5043759 Color image recording apparatus with light transmissive feed belt
08/27/1991US5043749 Printing press and method
08/27/1991US5043744 Raster scanner including scanning beam tilt correction
08/27/1991US5043743 Method and apparatus for the image-wise exposure of light-sensitive medium by a plurality of light valves
08/27/1991US5043715 Thin film electroluminescent edge emitter structure with optical lens and multi-color light emission systems
08/27/1991US5043595 Power supply control subsystem for an image forming apparatus
08/27/1991US5043579 Uniform charging device
08/27/1991US5043296 Method of manufacturing LED rows using a temporary rigid auxiliary carrier
08/27/1991US5043239 Negatively chargeable developer and image forming method
08/27/1991US5042793 Sheet sorter image forming apparatus having same
08/27/1991US5042791 Short edge feed duplex with side shifting inverter
08/27/1991US5042790 Toggled switch for use in a sheet feed apparatus
08/27/1991US5042349 Cutter
08/22/1991WO1991012145A1 Manufacture of signs
08/21/1991EP0442574A1 Arrangement for scanning an X-ray exposure
08/21/1991EP0442527A2 An image forming apparatus
08/21/1991EP0442526A2 A copying machine equipped with an image editor
08/21/1991EP0442506A2 Image reading device
08/21/1991EP0442472A2 Developing apparatus for use in image forming apparatus
08/21/1991EP0442453A2 Color image forming apparatus
08/21/1991EP0442416A2 Method and apparatus for recording information
08/21/1991EP0442266A1 Tolan derivatives, liquid crystal compositions containing them, and liquid crystal elements using them
08/21/1991EP0267241B1 Recirculating document feeder
08/20/1991US5041878 Method for forming and transferring color images
08/20/1991US5041877 Image forming apparatus
08/20/1991US5041876 Multi-color image forming apparatus incorporating selectively operable developing units for one cycle copying
08/20/1991US5041875 Developer replenishment device with increased set up latitude
08/20/1991US5041874 Image duplicating apparatus having changeable document scanning modes
08/20/1991US5041873 Copying apparatus having a detachably mounted storage medium for setting the operation mode of the apparatus
08/20/1991US5041872 Image forming apparatus using a photosensitive drum selectively pivoting with an upper part of the housing
08/20/1991US5041871 Clam shell type image forming apparatus
08/20/1991US5041866 Density correcting system for film image reading equipment
08/20/1991US5041851 Spatial light modulator printer and method of operation
08/20/1991US5041718 Method and device for fixing a powder image on a receiving support
08/20/1991US5040897 Process for visually detecting a color drift in a polychrome reproduction
08/20/1991US5040784 Paper pressing device for an image forming apparatus
08/20/1991US5040781 Sheet member feeding apparatus having cut-outs to protect document tips
08/20/1991US5040777 Foot pedal operated, modular, roll up paper feeder apparatus
08/14/1991EP0441645A2 Fluoroelastomer coated fuser roll
08/14/1991EP0441575A2 Color image processing apparatus
08/14/1991EP0441402A2 Image fixing apparatus without crease of fixing film
08/14/1991EP0441351A2 Image forming device
08/14/1991EP0441227A2 Electrophotographic printing apparatus
08/14/1991EP0441114A1 Elastic fixing roll with excellent release property
08/14/1991EP0440971A2 Control for the path of a web
08/14/1991EP0440876A2 Color signal converting circuit
08/14/1991DE4103725A1 Duplex copier using laser printing system
08/14/1991DE4004348A1 X=ray recording scanning device
08/14/1991DE4003927A1 Guide for length of material, film or strip
08/13/1991US5040075 Digital electrophotographic copying apparatus
08/13/1991US5040031 Image processing apparatus which can control output to multiple devices to accommodate differing operating timing of those devices
08/13/1991US5040029 Multicolor image transfer method and apparatus
08/13/1991US5040028 Image forming apparatus with a toner transfer device
08/13/1991US5040027 Printing apparatus
08/13/1991US5040026 Method and apparatus for transferring color toner images in registration
08/13/1991US5040025 Toner cartridge for an image forming apparatus
08/13/1991US5040024 Vessel for developer
08/13/1991US5040023 Method and apparatus for supplying toner to a developing device in an image forming apparatus
08/13/1991US5040022 Temperature control for a fixing apparatus
08/13/1991US5040021 Transmission densitometer by using differential comparison of electrostatic voltage signals
08/13/1991US5040019 Copying apparatus having automatic document feeder & sorter
08/13/1991US5040004 Belt donor for direct electrostatic printing
08/13/1991US5040003 Method and apparatus for recording color with plural printheads
08/13/1991US5039998 Printing control system for laser printer
08/13/1991US5039598 Ionographic imaging system
08/13/1991US5039212 Zoom lens for variable magnification copying machine
08/13/1991US5039080 Recording sheet feeding apparatus
08/13/1991US5038710 Developer material coating apparatus
08/10/1991CA2036046A1 Fluoroelastomer coated fuser roll
08/08/1991WO1991011755A1 Transport device for recording media in printers and photocopiers
08/08/1991WO1991011381A1 Arrangement for the lateral positioning of a recording substrate in a printing or copying device
08/07/1991EP0440430A2 Conductive coating compositions
08/07/1991EP0440407A2 Electrophotographic apparatus
08/07/1991EP0440404A2 Electrophotographic apparatus
08/07/1991EP0440172A2 Scanning optical system
08/07/1991EP0440169A2 Image reader
08/07/1991EP0440120A2 Developing apparatus
08/06/1991US5038319 System for recording and remotely accessing operating data in a reproduction machine
08/06/1991US5038273 Data input apparatus and control method therefor
08/06/1991US5038228 Sheet transport apparatus of printer having scanner unit
08/06/1991US5038222 Image processing apparatus having display means
08/06/1991US5038218 Image processing assembly with conversion and rotation of input image data or predetermined data to match data resolution and orientation
08/06/1991US5038182 Copier operable in a two-sided copy mode
08/06/1991US5038181 Image forming unit having means for preventing a cleansing blade from contacting an image holding member until image forming unit is used
08/06/1991US5038179 Method for fixing a powdered developer deposited on a sheet, and apparatus for fixing the developer by this method
08/06/1991US5038178 Image transfer member including an electroconductive layer
08/06/1991US5038177 Selective pre-transfer corona transfer with light treatment for tri-level xerography
08/06/1991US5038176 Image forming apparatus having plural magnetic brush developing devices
08/06/1991US5038175 Electrophotographic
08/06/1991US5038174 Image forming apparatus having a ventilated image forming unit
08/06/1991US5038173 Replaceable unit determination mechanism
08/06/1991US5038172 Play-free bearing mechanism for photo-conductive drums in printer or copier devices
08/06/1991US5038171 Multicolored image forming method and apparatus therefor
08/06/1991US5038170 Cooling system for an image forming apparatus
08/06/1991US5038169 Plural mode printer user interface terminal
08/06/1991US5038159 Apertured printhead for direct electrostatic printing
08/06/1991US5038028 Optical scanner aperture and light source assembly
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