| Patents for G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618) |
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| 02/17/1981 | CA1095967A1 Variable magnification reproducing apparatus |
| 02/17/1981 | CA1095965A1 Multi frequency screen |
| 02/11/1981 | EP0023816A1 Image size control apparatus |
| 02/11/1981 | EP0023755A1 Apparatus for controlling the lateral alignment of a belt |
| 02/11/1981 | EP0023754A1 Electrostatic recording apparatus and method |
| 02/11/1981 | EP0023720A2 Apparatus for applying toner |
| 02/11/1981 | EP0023603A1 Improved document feeder |
| 02/11/1981 | EP0023544A1 Document reproduction system with two original document feed devices |
| 02/10/1981 | US4250538 Full frame flash illumination system utilizing a diffuse integrating optical cavity |
| 02/10/1981 | US4250513 Linear vertical adjustment mechanism |
| 02/10/1981 | US4249328 Electrophotographic slide and method of making same |
| 02/10/1981 | CA1095579A1 Xerographic copier |
| 02/10/1981 | CA1095578A1 Xerographic fusing apparatus |
| 02/10/1981 | CA1095577A2 Dual mode electrostatographic printing machine |
| 02/10/1981 | CA1095230A1 Developing apparatus for developing latent electrostatic images |
| 02/05/1981 | WO1981000246A1 Document feed |
| 02/04/1981 | EP0023452A1 Printing apparatus with pulverulent magnetic toner |
| 02/04/1981 | EP0023262A1 Separating device for sheet material |
| 02/03/1981 | US4249080 Jam-sensing system and apparatus |
| 02/03/1981 | US4249078 Arrangement for the production of electroradiographic x-ray photographs |
| 02/03/1981 | US4249064 Heat fixing device for electrographic apparatus |
| 02/03/1981 | US4248951 By modulating a flow of ions several times by the use of one electrostatic image and preventing the screen from becoming contaminated |
| 02/03/1981 | US4248529 Automatic image original handling device |
| 02/03/1981 | US4248528 Copier with document sensing control |
| 02/03/1981 | US4248527 Apparatus for controlling toner concentration in electrophotographic copying machines |
| 02/03/1981 | US4248526 Circuit for detecting door state in copying apparatus |
| 02/03/1981 | US4248525 Apparatus for producing sets of collated copies |
| 02/03/1981 | US4248524 Method of and apparatus for stabilizing electrophotographic images |
| 02/03/1981 | US4248523 Electrophotographic copying apparatus equipped with improved copy paper cutting arrangement |
| 02/03/1981 | US4248522 Solid metering roll |
| 02/03/1981 | US4248521 Electrographic recording apparatus and method |
| 02/03/1981 | US4248520 Electrophotographic copying apparatus with improved fixing arrangement |
| 02/03/1981 | US4248519 Charge control system for xerographic machines |
| 02/03/1981 | US4248518 Electrophotographic copying apparatus |
| 02/03/1981 | US4248416 Sheet feed equipment |
| 02/03/1981 | CA1095121A1 Flash lamp modulator system |
| 02/03/1981 | CA1095114A1 Oxide coated electrode for corna generator |
| 02/03/1981 | CA1095113A1 Photoconductor storing apparatus |
| 02/03/1981 | CA1095112A1 Collation controls |
| 02/03/1981 | CA1095111A1 Method and apparatus for recording patterns of penetrating radiation |
| 02/03/1981 | CA1095005A1 Document illumination aparatus |
| 02/03/1981 | CA1094992A1 Hinged paper roll holder with urging means |
| 02/03/1981 | CA1094861A1 Process for recording images by means of laser radiation |
| 02/03/1981 | CA1094860A1 Process for recording images by means of laser radiation |
| 02/03/1981 | CA1094796A1 Grooved magnetic brush roll |
| 01/28/1981 | EP0023155A1 Automated xeroradiographic processor |
| 01/28/1981 | EP0023076A1 Magnification mode indicator apparatus for a photocopier |
| 01/28/1981 | EP0022957A1 Electrophotographic copier |
| 01/27/1981 | US4247839 Electrographic apparatus having an improved exit opening portion |
| 01/27/1981 | US4247195 Bias device for a copying machine |
| 01/27/1981 | US4247194 Control system for electrophotographic copying machine |
| 01/27/1981 | US4247193 Electrostatic copying machine comprising jam sensors |
| 01/27/1981 | US4247192 Copying machine |
| 01/27/1981 | US4247191 Projection color copier |
| 01/27/1981 | US4247160 Scanner with reflective pyramid error compensation |
| 01/27/1981 | US4247095 Sheet feeding and registration apparatus |
| 01/27/1981 | US4246867 Xerographic developing system rolls having magnets of different widths |
| 01/27/1981 | US4246839 Nonimpact printer |
| 01/27/1981 | CA1094632A1 Rotary electrical printer and method |
| 01/27/1981 | CA1094380A1 Dielectric imaging member and imaging process therefor |
| 01/22/1981 | WO1981000156A1 Improved photocopying apparatus |
| 01/21/1981 | EP0022680A1 Document handling apparatus and method |
| 01/20/1981 | US4246588 Particle feed arrangement for applying solid particles to the image carrier of a non-impact printer |
| 01/20/1981 | US4245836 Apparatus for positioning sheet like originals |
| 01/20/1981 | US4245586 Developing device for xerographic copying machines |
| 01/20/1981 | US4245555 Electrostatic transfer process for producing lithographic printing plates |
| 01/20/1981 | CA1094146A1 No translation available |
| 01/20/1981 | CA1094145A1 No translation available |
| 01/20/1981 | CA1094144A1 Device for fusing and fixing a toner image on a carrier |
| 01/20/1981 | CA1094143A1 Method for fixing electrophoretically formed toner images using pulses of light |
| 01/20/1981 | CA1094114A1 Automatic document handler in duplex copying machine |
| 01/14/1981 | EP0022210A1 Sheet feeding and stacking device and method |
| 01/14/1981 | EP0022175A1 Electrophotographic copier with variable original document to image size ratio |
| 01/13/1981 | USRE30477 Electrophotographic liquid developing system |
| 01/13/1981 | US4245272 Apparatus and method for low sensitivity corona charging of a moving photoconductor |
| 01/13/1981 | US4245024 Development process for an electrophotographic duplicator employing magnetic toner |
| 01/13/1981 | US4245023 Method for the development of electrostatic charge images |
| 01/13/1981 | US4244649 Optical system for providing visual aid for proper magnification selection |
| 01/13/1981 | US4244648 Misfeed detector for copy machine |
| 01/13/1981 | US4244647 Erasing device for image transfer type copying apparatus |
| 01/13/1981 | US4244646 Device and method for producing a number of copies by electrophotographic techniques |
| 01/13/1981 | US4244322 Magnetic brush type developing apparatus |
| 01/13/1981 | US4244321 Electrographic development electrode |
| 01/07/1981 | EP0021845A1 An electrostatic image-forming process and an apparatus therefor |
| 01/07/1981 | EP0021831A1 Pixel clock circuit and method of operating a raster imaging device |
| 01/07/1981 | EP0021689A1 Paper collating device for use with a photocopier |
| 01/07/1981 | EP0021561A2 Electrostatographic printing machine |
| 01/07/1981 | EP0021514A1 Original feeding procedure for a copying machine and device for carrying out said procedure |
| 01/07/1981 | EP0021397A1 Sheet feed device |
| 01/07/1981 | EP0020973A1 Recirculating automatic document feed device for a copying machine |
| 01/07/1981 | EP0020930A1 An acousto-optically modulated scanning system |
| 01/07/1981 | EP0020900A1 Sorting devices for collating sheets |
| 01/07/1981 | EP0020855A1 Method and apparatus for calibrating a colour copying apparatus |
| 01/07/1981 | EP0020578A1 Device for electrostatically charging sheet material. |
| 01/06/1981 | US4243869 Fusing device for electrostatic copier |
| 01/06/1981 | US4243313 Image forming device |
| 01/06/1981 | US4243312 Electrophotographic copying apparatus |
| 01/06/1981 | US4243311 Image forming apparatus |
| 01/06/1981 | CA1093142A1 Electrical energizable apparatus and adapter connector for use therewith |
| 01/06/1981 | CA1093140A1 Document handling system |