| Patents for G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618) |
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| 01/02/1979 | US4132476 Electro-photographic copier with anti-spill arrangement |
| 01/02/1979 | US4132475 Sheet advancing and positioning device |
| 01/02/1979 | US4132401 Copier document sensing and control system |
| 01/02/1979 | US4132192 Magnetic brush developing apparatus |
| 01/02/1979 | CA1045711A1 Recorder for copiers |
| 01/02/1979 | CA1045694A1 Last copy detection |
| 01/02/1979 | CA1045673A1 Sheet guide and cooling apparatus |
| 01/02/1979 | CA1045672A1 Fusing apparatus |
| 01/02/1979 | CA1045671A1 Fusing apparatus |
| 01/02/1979 | CA1045600A1 Elongate illuminator with window and end light sources |
| 01/02/1979 | CA1045429A1 Optical system for scanning during reciprocal motion |
| 12/26/1978 | US4131795 Instant radiation image display element |
| 12/26/1978 | US4131360 Duplex reproduction system employing copy sheet cleaner |
| 12/26/1978 | US4131358 Device for moving a path of a moving data carrier toward and away from a surface area of a sub-carrier |
| 12/26/1978 | US4131357 Sequentially activated development system for an electrophotographic printer |
| 12/26/1978 | US4131274 Sheet feed cassette |
| 12/26/1978 | US4131081 Toner concentration detecting apparatus |
| 12/26/1978 | CA1044958A1 Method and apparatus for developing an electrical image |
| 12/26/1978 | CA1044886A1 Toner replenishment apparatus for a copier machine development system |
| 12/20/1978 | EP0000070A1 Image printing head |
| 12/20/1978 | EP0000069A1 Image printing head |
| 12/20/1978 | EP0000048A1 Apparatus for the production from an original of a printing plate ready for printing |
| 12/19/1978 | US4130670 Process for fixing toner images |
| 12/19/1978 | US4130354 Reproduction machine having duplex job recovery capabilities |
| 12/19/1978 | CA1044747A1 Backside heating and fixing apparatus in an electronic photograph duplicator |
| 12/19/1978 | CA1044746A1 Transfer apparatus for electrostatic reproducing machines |
| 12/19/1978 | CA1044608A1 Electronic horizontal shifting and variable print width in a buffered printer |
| 12/19/1978 | CA1044607A1 Intermixed line heights and blank line formation in a buffered printer |
| 12/12/1978 | US4129779 Photocontrolled ion-flow electron radiography apparatus with multi-layered mesh structure |
| 12/12/1978 | US4129380 Copy apparatus using chemical flashlamp |
| 12/12/1978 | US4129379 Optical system for electrostatic copiers |
| 12/12/1978 | US4129378 Electrophotographic copying machine having a masking device for different copy sheet formats |
| 12/12/1978 | US4129377 Variable magnification copying apparatus |
| 12/12/1978 | US4129376 Electrophotographic apparatus |
| 12/12/1978 | US4129375 Method and apparatus for electrically biasing developing electrode of electrophotography device |
| 12/12/1978 | US4129374 Electrophotographic copying machine having moving carrier for original |
| 12/12/1978 | US4129295 Semiautomatic document feeder |
| 12/12/1978 | US4129073 Duplicator machine with means for applying to the copies different markings |
| 12/12/1978 | US4129072 Electrostatic printing |
| 12/12/1978 | CA1044307A1 Heated pressure fusing system |
| 12/12/1978 | CA1044306A1 Cleaning material from a support surface |
| 12/12/1978 | CA1044305A1 Method of and device for electrostatic printing |
| 12/12/1978 | CA1044304A1 Method and apparatus for detecting data on a photographic recording medium |
| 12/12/1978 | CA1044081A1 Electrostatic duplicating method and apparatus utilizing wet developing |
| 12/07/1978 | WO1978000006A1 Method and apparatus for making a compiled copy |
| 12/05/1978 | US4128334 Anchorage for a moving body |
| 12/05/1978 | US4128329 Apparatus for producing bias voltage for use in electrophotographic copying machines |
| 12/05/1978 | US4128328 Developing electrode type electrostatic copying machines |
| 12/05/1978 | US4128327 Transfer material feed apparatus for electrophotographic copying machines |
| 12/05/1978 | US4128079 Mounting apparatus for a drum and developing roll in a developing unit of magnetic brush type |
| 12/05/1978 | CA1043828A1 Composition for the surface of sheet separating devices |
| 12/05/1978 | CA1043601A1 Variable spot size scanning system |
| 12/05/1978 | CA1043555A1 Resilient rollers |
| 12/05/1978 | CA1043554A1 Magnetic brush development apparatus |
| 11/28/1978 | US4127764 High efficiency fuser roll assembly for xerographic material |
| 11/28/1978 | US4127327 Apparatuses incorporating a composite support member |
| 11/28/1978 | US4127084 Image support for dry development device |
| 11/28/1978 | US4127083 Developer sealing device for xerographic copying machine |
| 11/28/1978 | US4127082 Wiper roller for drying a wet sheet in a copying machine |
| 11/28/1978 | CA1043441A1 Optical sensing device |
| 11/28/1978 | CA1043368A1 Air stripping device for elastomeric surface |
| 11/28/1978 | CA1043367A1 Horizontal platen belt transport |
| 11/28/1978 | CA1043366A1 Sheet feeding apparatus |
| 11/28/1978 | CA1043149A1 Classified toner materials, developer mixture and imaging system |
| 11/21/1978 | US4126788 Photoreceptor plate cassette for use in automated X-ray image processing systems |
| 11/21/1978 | US4126722 Silicone rubber |
| 11/21/1978 | US4126711 Charge pattern development method and apparatus |
| 11/21/1978 | US4126390 Job stream programmer apparatus |
| 11/21/1978 | US4126389 Scanning type variable magnification electrophotographic copying machine employing copy paper storage roll |
| 11/21/1978 | US4126388 Electrophotocopying machine of electrostatic latent image transfer type |
| 11/21/1978 | US4126305 Combing wheel |
| 11/21/1978 | US4126101 Excess developing solution removing apparatus |
| 11/21/1978 | US4126100 Apparatus for causing a developer powder to make an irregular motion in a developing zone |
| 11/21/1978 | CA1043007A1 Gain photocurrent device |
| 11/21/1978 | CA1042729A1 Method and apparatus for processing electrostatic images |
| 11/21/1978 | CA1042655A1 Magnetic brush roll having resilient polymeric surface |
| 11/21/1978 | CA1042654A1 Toner recovery system |
| 11/14/1978 | US4125362 Heat roller and toner image fixing device made therewith |
| 11/14/1978 | US4125325 Automatic duplex control system for a reproduction machine |
| 11/14/1978 | US4125323 Electrophotographic copying machine of a multi-size copying type |
| 11/14/1978 | CA1042497A1 Method and apparatus for cleaning fusing members of electrographic copiers |
| 11/14/1978 | CA1042496A1 Apparatus for fixing electrophotographic images |
| 11/14/1978 | CA1042354A1 Printer |
| 11/14/1978 | CA1042196A1 Device for the development of an electrostatic charge image |
| 11/07/1978 | US4124854 Electrostatic recorder with a recording head which floats on a fluid cushion |
| 11/07/1978 | US4124296 Original urging device |
| 11/07/1978 | US4124295 Background brightness control for document copier |
| 11/07/1978 | US4124294 Light emission regulation device |
| 11/07/1978 | US4124293 Cam-operated scanning optics drive for a continuously variable magnification system |
| 11/07/1978 | US4124289 Electrophotographic copying apparatus |
| 11/07/1978 | US4124288 Scanning mechanism for an electrostatic copier |
| 11/07/1978 | US4124287 Imaging system utilizing uncharged marking particles |
| 11/07/1978 | US4124286 Method and apparatus for xerographically printing a composite record of fixed and variable data |
| 11/07/1978 | CA1042028A1 Spring bias adjustability in a drive roller over plate sheet feeder |
| 11/07/1978 | CA1041842A1 Xerographic developing apparatus |
| 10/31/1978 | US4123762 Improved electrostatic head with toner-repelling electrode |
| 10/31/1978 | US4123269 Electrostatographic photosensitive device comprising hole injecting and hole transport layers |
| 10/31/1978 | US4123156 Method and apparatus for forming an electrostatic latent image using an iron control grid with dual electrical fields |
| 10/31/1978 | US4123155 Copy production machine having a duplex copy mode |
| 10/31/1978 | US4122996 Copy reproduction machine with controller self check system |