Patents for G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618)
01/1992
01/15/1992EP0247090B1 Electrographic reproduction apparatus
01/14/1992US5081699 Program ahead file transfer in a reproduction machine
01/14/1992US5081595 Paper supply tray status in electronic printers
01/14/1992US5081544 Optical scanning apparatus
01/14/1992US5081508 Paper-jam detecting device
01/14/1992US5081507 Registration apparatus for a printing system
01/14/1992US5081506 Transfer system for a color printer
01/14/1992US5081503 Compact magnetic bead pick-off device
01/14/1992US5081502 Radiant heat fixing apparatus
01/14/1992US5081501 Image forming apparatus having transfer electrode
01/14/1992US5081500 Method and apparatus for using vibratory energy to reduce transfer deletions in electrophotographic imaging
01/14/1992US5081499 Liquid developing method and apparatus for electrophotography, and electrodes therefor
01/14/1992US5081498 Humidity compensation in electrophotographic printing by measuring the dielectric characteristics of the development mixture
01/14/1992US5081497 Document registration utilizing retractable transparent member beneath platen
01/14/1992US5081496 Image forming apparatus having a ventilated contact charging unit
01/14/1992US5081495 Image forming apparatus using an image member cartridge having a source of offset preventing liquid
01/14/1992US5081494 Job supplement for electronic printing machines
01/14/1992US5081493 Method of controlling thermal fixing unit for electronic transfer printer
01/14/1992US5081492 Exposure control system
01/14/1992US5081491 Toner maintenance subsystem for a printing machine
01/14/1992US5081490 Method of controlling image forming apparatus when a jam occurs in the original feeder
01/14/1992US5081489 Copying apparatus
01/14/1992US5081488 Image forming apparatus
01/14/1992US5081487 Cut sheet and computer form document output tray unit
01/14/1992US5081477 Method and apparatus for synchronizing the pel clock of a laser printer
01/14/1992US5081475 Vertical line width control ionographic system
01/14/1992US5081472 Cleaning device for ink jet printhead nozzle faces
01/14/1992US5080988 Biasing scheme for improving latitudes in the tri-level xerographic process
01/14/1992US5080745 Temporary seal
01/14/1992US5080348 Customer installable bypass sheet transport for connecting a printer to a finisher
01/14/1992US5080342 Finisher for finishing paper sheets
01/14/1992US5080340 Modular finisher for a reproduction apparatus
01/14/1992US5080038 Extended NIP development apparatus having a transport assist magnet
01/14/1992US5080037 Developing device
01/14/1992US5079963 Feed screw device
01/14/1992CA1294317C Electrophotographic recording apparatus for a facsimile device
01/14/1992CA1294316C Electrophotographic apparatus for forming a multi-color image
01/14/1992CA1294315C Single beam full color electrophotography
01/14/1992CA1294314C Facsimile apparatus
01/09/1992WO1992000645A1 Non-impact printer for recording in color
01/09/1992WO1992000554A1 Improved intermediate transfer surface and method of color printing
01/08/1992EP0465218A2 Apparatus for transfer of a toner image to a contacting member in the presence of a corona-generated field
01/08/1992EP0465217A2 Frequency sweeping excitation of high frequency vibratory energy producing devices for electrophotographic imaging
01/08/1992EP0465214A2 Imaging devices
01/08/1992EP0465211A2 Highlight printing apparatus
01/08/1992EP0465210A2 Segmented resonator structure having a uniform response for electrophotographic imaging
01/08/1992EP0465208A2 Edge effect compensation in high frequency vibratory energy producing devices for electrophotographic imaging
01/08/1992EP0465179A2 Electronic copying/printing machines
01/08/1992EP0465166A2 Job/page proofing for electronic printers
01/08/1992EP0465125A2 Corotron restringing tool
01/08/1992EP0465116A2 Developing process using two-component type magnetic developer
01/08/1992EP0465093A2 Method and apparatus for stream printing in an electronic reprographic device
01/08/1992EP0465062A1 Top sheet vacuum corrugation feeder with aerodynamic drag separation
01/08/1992EP0465037A1 Solvent composition
01/08/1992EP0464804A2 Electrophotographic process and apparatus
01/08/1992EP0464785A2 Sheet feeding apparatus
01/08/1992EP0464784A2 Image forming method, recording medium, and visible image reproducing method
01/08/1992EP0464741A2 Cyclonic toner charging donor
01/08/1992EP0464735A2 Dual mode document registration system
01/08/1992EP0464556A2 Light source driving apparatus and image forming system using the same
01/08/1992EP0464349A2 Image forming apparatus and method
01/08/1992EP0464269A1 Led exposure head
01/07/1992US5079723 Touch dialogue user interface for reproduction machines
01/07/1992US5079669 Electrophotographic charging system and method
01/07/1992US5079668 Corona discharging device
01/07/1992US5079624 Digital image processing apparatus
01/07/1992US5079599 Copying machine providing two-in-one mode copying operation including the use of an automatic document feeder
01/07/1992US5079598 Image forming apparatus that feeds a specific sheet after a predetermined number of images
01/07/1992US5079597 Cleaning method and apparatus for intermediate transfer member
01/07/1992US5079593 Toner recycling mechanism detachably connected to a cartridge
01/07/1992US5079592 Cleaning system for electrophotographic apparatus
01/07/1992US5079591 Toner cartridge with an inner sack which is perforated when the cartridge is isnerted
01/07/1992US5079590 Sealing mechanism for toner handling apparatus
01/07/1992US5079589 Detachable developing unit in an image forming apparatus
01/07/1992US5079588 Movable scanning system responsive to platen cover postion and operation mode
01/07/1992US5079409 Heater control system
01/07/1992US5079114 Xerography, color and monochrome images using same development system
01/07/1992US5079037 Resistive films comprising resistive short fibers in insulating film forming binder
01/07/1992US5078497 Densitometer for a liquid developer material
01/07/1992US5078463 Laser beam scanning device
01/07/1992US5078385 Sorting apparatus having variable length guide plates
01/07/1992US5078384 Combined differential deskewing and non-differential registration of sheet material using plural motors
01/07/1992US5078383 Paper accommodation apparatus
01/07/1992US5078382 Paper feeder
01/07/1992US5078380 Apparatus for feeding sheet material
01/07/1992US5078379 Document set end detection
01/07/1992US5078378 Dynamic sheet count predictor
01/07/1992US5078376 Copying machine with binding function
01/07/1992US5078303 Mechanism for mounting and removing a toner cartridge of a development device
01/07/1992US5078263 Web-steering mechanisms
01/07/1992US5078088 Roller type liquid developing apparatus
01/07/1992US5078087 Development apparatus
01/07/1992US5078086 Developer unit having an indexable magnet
01/02/1992EP0463879A2 Switching video signals
01/02/1992EP0463869A2 Printer
01/02/1992EP0463843A2 Image forming apparatus
01/02/1992EP0463743A2 An image forming apparatus
01/02/1992EP0463403A2 Toner supply cartridge and dispensing system
12/1991
12/31/1991US5077795 Security system for electronic printing systems
12/31/1991US5077585 Covered scanning apparatus with automatic sheet feeding mechanism