| Patents for G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618) |
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| 06/06/1990 | EP0371409A2 Manual sheet sending apparatus |
| 06/06/1990 | EP0371387A2 A copying machine |
| 06/05/1990 | US4931876 Electrophotographic recording apparatus for a facsimile device |
| 06/05/1990 | US4931875 Image recording system capable of forming image area by area |
| 06/05/1990 | US4931842 Color copier with constant output rate |
| 06/05/1990 | US4931839 Transfer system for electrophotographic print engine |
| 06/05/1990 | US4931838 Developing apparatus and process cartridge having the same |
| 06/05/1990 | US4931837 Removable developing unit for an electrostatic copier and locking device therefor |
| 06/05/1990 | US4931836 Scanning optical device having at least one reciprocating optical assembly |
| 06/05/1990 | US4931835 Apparatus for monitoring developer mixture |
| 06/05/1990 | US4931834 Image forming apparatus |
| 06/05/1990 | US4931828 Reader-printer |
| 06/05/1990 | US4931827 Photometer for reproduction machine |
| 06/05/1990 | US4931825 Image recording apparatus provided with exposure unit using cathode ray tube |
| 06/05/1990 | US4931815 Multiple image forming apparatus |
| 06/05/1990 | US4931334 Image receiving web for adhesive transfer |
| 06/05/1990 | US4931019 Electrostatic image display apparatus |
| 06/05/1990 | US4930850 Scanning optical system for use in laser beam printer |
| 06/05/1990 | US4930766 Pneumatic compiling apparatus |
| 06/05/1990 | US4930761 Control method for sorter with stapler |
| 06/05/1990 | US4930684 Closure strip and method for remanufacturing a toner cartridge and toner cartridge |
| 06/05/1990 | US4930438 Developing device using a single component developer |
| 06/05/1990 | CA1269809A1 Conductive pyrolyzed dielectrics and articles made therefrom |
| 06/02/1990 | CA2001960A1 Liquid electrophotographic toners |
| 05/31/1990 | WO1990005943A1 Method and apparatus for automatic printing from microfilm of short image areas |
| 05/31/1990 | WO1990005942A1 Enhancing cohesiveness of developed images |
| 05/31/1990 | WO1990005941A1 Liquid developer based imaging machine and developer electrode therefor |
| 05/31/1990 | WO1990005940A1 Method and apparatus for charged particle generation |
| 05/31/1990 | WO1990005692A1 Device for depositing copy sheets |
| 05/31/1990 | WO1990005589A2 Electrostatic separator and electrophotographic copying machine using the same |
| 05/31/1990 | DE3939234A1 Document feeder for electrostatic copier - blocks operation of document feed when cover for transparent document support is open |
| 05/30/1990 | EP0371011A2 Developing method and apparatus |
| 05/30/1990 | EP0370818A2 Two element electrical connection |
| 05/30/1990 | EP0370784A2 Hybrid sequenced document copying |
| 05/30/1990 | EP0370783A2 Hybrid output duplex copying system |
| 05/30/1990 | EP0370679A2 Image forming apparatus |
| 05/30/1990 | EP0370520A2 An image fixing apparatus |
| 05/30/1990 | EP0370519A2 An image fixing apparatus |
| 05/30/1990 | EP0370495A1 Image forming apparatus capable of performing a color mode and a monochromatic mode |
| 05/30/1990 | EP0370484A2 Sheet feeding apparatus |
| 05/30/1990 | EP0370482A1 Color electrophotographic method |
| 05/30/1990 | EP0370475A2 Original document detecting device for detecting a size of an original document |
| 05/30/1990 | EP0370455A2 Color copy machine with detachable process cartridge |
| 05/30/1990 | CN1042615A 成象设备 Imaging equipment |
| 05/30/1990 | CN1042614A Image forming apparatus |
| 05/29/1990 | US4930007 Digital color image processing method and apparatus for discriminating high resolution areas of a color image signal and controlling image processing in accordance with the discrimination |
| 05/29/1990 | US4929983 Stripper mechanism |
| 05/29/1990 | US4929982 Sheet path in an electrophotographic printer |
| 05/29/1990 | US4929981 Developing apparatus |
| 05/29/1990 | US4929980 Ceramic layer with lubricant-filled voids |
| 05/29/1990 | US4929970 Laser printer |
| 05/29/1990 | US4929844 Apparatus for detecting the presence and size of a document |
| 05/29/1990 | US4929815 Heating resistor driving circuit which suppresses current spikes |
| 05/29/1990 | US4929529 Method of increasing sensitivity of digital photosensitive member |
| 05/29/1990 | US4929527 Dark charge retaining properties |
| 05/29/1990 | US4928951 Automatic paper feed device |
| 05/29/1990 | US4928948 Feeder reversing drive |
| 05/29/1990 | US4928943 Sheet feeding arrangement |
| 05/29/1990 | US4928941 Sheet sorter with stapler |
| 05/29/1990 | CA1269697A1 Thermal fixing roller for use in a copying machine and method for manufacturing the same |
| 05/23/1990 | EP0369986A2 Autofocus system |
| 05/23/1990 | EP0369866A1 Mobile member control apparatus |
| 05/23/1990 | EP0369805A2 Apparatus for cleaning and moving a photoreceptor |
| 05/23/1990 | EP0369774A2 A developing apparatus |
| 05/23/1990 | EP0369589A2 Fuser apparatus and method |
| 05/23/1990 | EP0369507A1 Fixing device for fixing a powder image on a receiving sheet |
| 05/23/1990 | EP0369494A2 Electrophotographic printing apparatus |
| 05/23/1990 | EP0369429A2 Recording apparatus having plurality of developing units |
| 05/23/1990 | EP0369378A1 An image fixing apparatus |
| 05/23/1990 | EP0369227A2 System and method of providing image from solid state |
| 05/23/1990 | DE3938355A1 Halogen light source for facsimile equipment or copier - has equalising reflector with different radii of curvature across width and low-reflectance areas along length |
| 05/23/1990 | CN1042427A Transferring apparatus and image forming apparatus with transferring apparatus |
| 05/23/1990 | CN1042338A Small inexpensive finisher |
| 05/22/1990 | US4928277 Method and apparatus for driving laser beam source to avoid droop effects |
| 05/22/1990 | US4928151 Apparatus for automatically and circulatively feeding originals |
| 05/22/1990 | US4928150 Copy apparatus having plural copy sheet discharge trays for different sized copy sheets |
| 05/22/1990 | US4928149 For preventing particles being transported on a moving image |
| 05/22/1990 | US4928148 Fixing device selectively operable in color or black/white coping mode |
| 05/22/1990 | US4928147 Printers with simplex and duplex cut sheet fusing |
| 05/22/1990 | US4928146 Developing device |
| 05/22/1990 | US4928145 Developing apparatus having a bucket roller with movable buckets |
| 05/22/1990 | US4928144 Developing device for a color image forming apparatus |
| 05/22/1990 | US4928143 Image forming apparatus with image erasing lamp |
| 05/22/1990 | US4928142 Combination erase device |
| 05/22/1990 | US4928141 Buckle control for reducing interactions between media drive systems |
| 05/22/1990 | US4928140 High speed aperture card printer and method |
| 05/22/1990 | US4928136 Image forming apparatus |
| 05/22/1990 | US4928129 Printing apparatus |
| 05/22/1990 | US4928128 Sheet circulation in a duplex printer |
| 05/22/1990 | US4928127 Sheet circulation in a duplex printer |
| 05/22/1990 | US4928118 Enhanced resolution electrophotographic-type imaging station |
| 05/22/1990 | US4928055 Control circuit for heat fixing device for use in an image forming apparatus |
| 05/22/1990 | US4927778 Examining semiconductor wafers; forming diodes on those with major axes parallel to crystal irregularities |
| 05/22/1990 | US4927727 Thermally assisted transfer of small electrostatographic toner particles |
| 05/22/1990 | US4927725 Electrophotographic method |
| 05/22/1990 | US4927724 Method and apparatus for color electrophotography |
| 05/22/1990 | US4927131 Sheet stacking apparatus |
| 05/22/1990 | US4926790 Auger unit |
| 05/22/1990 | US4926727 Cutting device for cutting strip of recording medium |
| 05/22/1990 | CA1269407A1 Printer with a tractor drive mounted on a swinging paper feed path platform |