| Patents for G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618) |
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| 05/02/1978 | US4087676 Fixing apparatus with heat and pressure for electrophotographic copiers |
| 05/02/1978 | US4087279 Method for toning tacky surfaces |
| 05/02/1978 | US4087177 Sheet conveyor mechanism for reproducing apparatus |
| 05/02/1978 | US4087171 Electrophotographic exposure and development system |
| 05/02/1978 | US4087170 Electrostatic copying apparatus with combined charging transfer unit |
| 05/02/1978 | US4087169 Transfer roller system |
| 05/02/1978 | US4087168 Charging system for electrostatic reproduction machine |
| 05/02/1978 | US4086873 Electrophotographic developing device incorporating a developing electrode having an insulation layer on its surface |
| 05/02/1978 | US4086871 Lubricator roll |
| 04/25/1978 | US4086650 Corona charging device |
| 04/25/1978 | US4086088 Imaging methods for use with charged particle modulator device |
| 04/25/1978 | US4086008 Electrophotographic copying apparatus with device for exposing imaged photoconductive plate |
| 04/25/1978 | US4086007 Dual purpose document and copy sheet feed cassette |
| 04/25/1978 | US4086006 Purging system for a development apparatus |
| 04/25/1978 | US4085794 Method and apparatus for fuser assembly cooling in an electrostatographic machine |
| 04/25/1978 | US4085702 Offset prevention during fixing |
| 04/25/1978 | US4085673 Sheet feeding apparatus |
| 04/25/1978 | US4085478 Squeegee apparatus |
| 04/18/1978 | US4085327 Direct charge readout electron radiography apparatus with improved signal-to-noise ratio |
| 04/18/1978 | US4084904 Optical copying apparatus |
| 04/18/1978 | US4084901 Copying machine |
| 04/18/1978 | US4084900 Jam detecting device in the electrophotographic copying machine |
| 04/18/1978 | US4084899 Electrostatic copying machine |
| 04/18/1978 | US4084898 Photocopying apparatus mirror drive means |
| 04/18/1978 | US4084897 Half-lens/mirror copier providing original-to-copy image reduction |
| 04/18/1978 | US4084895 Projection device for a photocopying machine |
| 04/18/1978 | US4084806 Sheet handling apparatus |
| 04/18/1978 | US4084542 Positioning apparatus for magnetic brush developing device |
| 04/18/1978 | US4084538 Ambient temperature compensating device for power source apparatus for developing electrodes |
| 04/11/1978 | US4084259 Apparatus for dot matrix recording |
| 04/11/1978 | US4084212 Corona charging unit for microfiche reader/printer |
| 04/11/1978 | US4083720 Photosensitive grid useful for screen type electrographic apparatuses and the method of manufacturing the photosensitive grid |
| 04/11/1978 | US4083632 Multi-frequency screen |
| 04/11/1978 | US4083553 Copy sheet handling apparatus for a copier |
| 04/11/1978 | US4083326 Single component developer applicator apparatus |
| 04/11/1978 | US4083322 Fuser wick |
| 04/11/1978 | US4083092 Sleeved organic rubber pressure rolls |
| 04/04/1978 | US4082456 Device for adjusting an original to be copied |
| 04/04/1978 | US4082451 Compact illumination system for optically providing a structured photoreceptor charge distribution |
| 04/04/1978 | US4082450 Compact illumination system for optically providing a structured photoreceptor charge distribution |
| 04/04/1978 | US4082448 Electrostatic modulator for control of flow of charged particles |
| 04/04/1978 | US4082445 Toner control system for an electrostatic reproduction machine |
| 04/04/1978 | US4082444 Lamp carriage drive system |
| 04/04/1978 | US4082443 System for superposition of color separation images |
| 04/04/1978 | US4082442 Electrophotographic method for production of plural images on a sheet |
| 04/04/1978 | US4082137 Method and apparatus for fuser assembly cooling in an electrostatographic machine |
| 04/04/1978 | US4082061 Multi-color development system |
| 04/04/1978 | US4082039 Duplicator control by area scanned coded master |
| 03/28/1978 | US4081604 Superposition recording apparatus |
| 03/28/1978 | US4081571 Method for developing electrostatic latent images |
| 03/28/1978 | US4081273 Migration imaging method |
| 03/28/1978 | US4081213 Fuser drive system |
| 03/28/1978 | US4081212 System for electrostatically transferring powder images |
| 03/21/1978 | US4080634 Halftone reproduction device with high resolution scanning and recording system |
| 03/21/1978 | US4080159 Tilting pad stripper finger |
| 03/21/1978 | US4080158 Heat-fixing device |
| 03/21/1978 | US4080071 Exposure device of a copying machine |
| 03/21/1978 | US4080064 Copying apparatus |
| 03/21/1978 | US4080062 Variable magnification optical mechanism |
| 03/21/1978 | US4080060 Copy system |
| 03/21/1978 | US4080058 Apparatus for automatic control of an intermediate image storage device in an electrostatographic processing machine |
| 03/21/1978 | US4080057 Apparatus for adjusting exposure in electrostatic copier |
| 03/21/1978 | US4080055 Half-tone color copier |
| 03/21/1978 | US4080054 Device for replenishing toner particles |
| 03/21/1978 | US4080053 Transfer apparatus and method |
| 03/21/1978 | US4079697 Electrode conductive roller developing device |
| 03/14/1978 | US4079367 Apparatus for forming a character out of a pattern of separate display picture elements |
| 03/14/1978 | US4079266 Electronic control for automatic developability system |
| 03/14/1978 | US4079255 X-ray system with electrophoretic imaging and solid X-ray absorber |
| 03/14/1978 | US4079229 Contacting and heating fixing apparatus |
| 03/14/1978 | US4079228 Pressurized solvent fusing |
| 03/14/1978 | US4079227 Contact heat fixing apparatus for electrophotographic reproduction machines |
| 03/14/1978 | US4078948 Xerography, fusing electroscopic thermoplastic resin toner images |
| 03/14/1978 | US4078930 Electrostatographic |
| 03/14/1978 | US4078862 Apparatus for producing a composite copy of an original document and selectively positioned supplemental documents |
| 03/14/1978 | US4078791 Gate mechanism for a copier machine |
| 03/14/1978 | US4078787 Automatic transfer from collate to noncollate modes of recirculating feeder and copier operation |
| 03/14/1978 | US4078520 Vibrating screen filter for toner density measuring apparatus |
| 03/14/1978 | US4078286 Silicone rubber coating on heat-resistant resin |
| 03/14/1978 | US4078285 For use in electrographic copiers |
| 03/07/1978 | US4078166 Device for controlling the temperature of the fixing means in the electronic photographic copying machine |
| 03/07/1978 | US4077714 Copying apparatus |
| 03/07/1978 | US4077713 Copying apparatus with moving belt for transferring images |
| 03/07/1978 | US4077712 Wet type developing device for use in electrophotography |
| 03/07/1978 | US4077711 Electrophotographic copying apparatus of wet developing type |
| 03/07/1978 | US4077710 Lens shift mechanism |
| 03/07/1978 | US4077709 Transfer charge control system |
| 03/07/1978 | US4077519 Curl detector and separator |
| 03/07/1978 | US4077358 Deactivating device for a magnetic brush developer used in a multicolor electrophotographic copying machine |
| 02/28/1978 | US4076857 Process for developing electrographic images by causing electrical breakdown in the developer |
| 02/28/1978 | US4076417 Interlocking apparatus for an optical system and reproducing machine |
| 02/28/1978 | US4076410 Photoreceptor drum for use in electrophotographic copying apparatus |
| 02/28/1978 | US4076408 Collating document feeder with multiple feed detector |
| 02/28/1978 | US4076407 Duplex copying transfer system |
| 02/28/1978 | US4076406 Method of and apparatus for toning electrophotographic film |
| 02/28/1978 | US4076405 Liquid ink imaging system |
| 02/28/1978 | US4076404 Method of and apparatus for electronic color photography and photosensitive member used for the same |
| 02/28/1978 | US4076403 Electrographic process |
| 02/28/1978 | US4076233 Document handling apparatus |
| 02/28/1978 | US4076183 Photoconductor incrementing apparatus |