Patents for G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618)
02/1980
02/19/1980US4188694 Corona grid wire assembly and mounting
02/19/1980CA1072172A1 Fusing apparatus having an articulated release material dispenser
02/19/1980CA1072170A1 Color transparency reproducing machine
02/19/1980CA1072068A1 Copy machine illuminator
02/19/1980CA1071934A1 Electrophotographic decalcomanias
02/19/1980CA1071854A1 Blending chamber for electrostatic processors
02/12/1980US4188668 Computer-controlled copier-printers
02/12/1980US4188423 Removing low molecular weight siloxanes from silicone rubber release coating
02/12/1980US4188213 Electrography, successive transfer of single color toner particles
02/12/1980US4188113 Copying device with facsimile function
02/12/1980US4188110 Photoconductive belt supporting apparatus
02/12/1980US4188109 Fixing apparatus for electrophotography
02/12/1980US4187800 Device for manufacturing photosensitive screen
02/12/1980US4187774 Electrostatic print marking apparatus
02/12/1980CA1071695A1 Apparatus for neutralizing toner in a no charge exchange transfer
02/12/1980CA1071694A1 Dry hot roll fusher having early fusing nip closure
02/12/1980CA1071665A1 Document transport apparatus
02/12/1980CA1071664A1 Pre-separated recirculating document copying system
02/12/1980CA1071466A1 Method of and means for the production of lithographic printing plates
02/12/1980CA1071454A1 Use of an acylamino compound to produce a permanent conductivity pattern
02/12/1980CA1071395A2 Xerographic developing system rolls having magnets of different widths
02/07/1980WO1980000196A1 Method of producing roll-type magnet
02/07/1980WO1980000195A1 Method for providing electrical connection means in an electrographic element
02/06/1980EP0007756A1 Xerographic method and apparatus for producing a composite image
02/06/1980EP0007564A1 Supporting plate for a band-like photoconducting recording material
02/06/1980EP0007455A1 Document feed mechanism
02/05/1980US4187405 Device for fusing and fixing a toner image on a carrier
02/05/1980US4187330 Electrostatic developing method and apparatus using conductive magnetic toner
02/05/1980US4187030 Mixer-auger mechanism for xerographic developer compositions
02/05/1980US4187024 Electrostatic copying machine
02/05/1980US4186991 Angularly rotatable mirror apparatus
02/05/1980US4186606 Apparatus for measuring temperature
02/05/1980CA1071291A1 Roller for fixing electrophotographic toner images and method of producing the same
02/05/1980CA1071040A1 Heat fuser roll and method of manufacture
02/05/1980CA1071034A1 Roll with a surface coating of an elastomeric, crosslinked poly (co-tetrafluoroethylene-perfluoroalkyl perfluorovinylether)
02/05/1980CA1071004A1 Xeroradiographic plate with coating of charge conductive metal on margin edge
02/05/1980CA1070940A1 Spatially programmable electrode-type roll for electrostatographic processors and the like
01/1980
01/29/1980US4186406 Multiple-electrode print head for electroerosion printers
01/29/1980US4186341 Magnetic developing agent level detection apparatus using an oscillator whose frequency is controlled by the level
01/29/1980US4186299 Reproduction machine with different operating programs
01/29/1980US4185909 Cleaning method and device for electrophotographic machine
01/29/1980US4185907 Support assembly for components of electrostatic copiers
01/29/1980US4185815 Sheet feed
01/29/1980CA1070750A1 Electrostatic copiers
01/29/1980CA1070572A1 Prevention of toner deposition at end of copying in an auto bias developing process and apparatus
01/24/1980WO1980000104A1 Developer apparatus for diazotype copy materials
01/23/1980EP0007197A1 Laser scanning utilizing facet tracking and acousto pulse imaging techniques
01/23/1980EP0007193A1 Projection colour copier
01/23/1980EP0007047A1 Reservoir for material in powder form, e.g. toner
01/23/1980EP0006851A1 Method and apparatus for making a compiled copy
01/22/1980US4185194 Closed cycle gas handling system
01/22/1980US4185140 Raction of functional groups with metal, interfacial barrier
01/22/1980US4185130 Toner particles fluidized into a standing wave over doctor knives
01/22/1980US4185129 Method for developing electrostatic latent images and removal of excess developer
01/22/1980US4184870 Method of obtaining a number of copies transferred from one electrostatic latent image
01/22/1980US4184765 Copying apparatus with device for transporting sheetlike originals yet covering various originals for exposure
01/22/1980US4184671 Automatic document handler in duplex copying machine
01/22/1980US4184622 Stapler head
01/22/1980CA1070369A1 High frequency alternating field charging of aerosols
01/22/1980CA1070186A1 Method and apparatus for toning tacky surfaces
01/15/1980US4183660 Timing apparatus in a copier
01/15/1980US4183658 Copying apparatus with imaging belt and image transfer via an intermediate support
01/15/1980US4183657 Dynamic reference for an image quality control system
01/15/1980US4183656 Slit exposure type copying apparatus
01/15/1980US4183655 Cleaning means for image transfer unit in electrophotographic copying machines
01/15/1980US4183654 Electrostatic copying machine utilizing flash discharge lamp for illuminating original and/or fixing toner image
01/15/1980US4183653 Sheet stripper for an electrostatographic apparatus
01/15/1980US4183652 Photoconductor sheet clamp apparatus
01/15/1980CA1070037A1 Anti-offset compositions that minimize toner adhesion to xerographic fuser roll
01/15/1980CA1069983A1 Electronographic method for the functional and diagnostic investigation of live organisms______________________________________________________
01/09/1980EP0006716A1 Contact fuser apparatus
01/09/1980EP0006570A2 Document scanning system with exposure control
01/09/1980EP0006553A1 Method and apparatus for operating a heat source in a reproduction machine
01/09/1980EP0006221A1 Apparatus for the determination of the quantity of particles in a container
01/09/1980EP0006141A1 Device for the installation of the motor driven form printing cylinder carrying a master sheet, in a copying or printing apparatus
01/08/1980US4182568 Multiplexed electrostatic photocopier
01/08/1980US4182266 Means for the production of lithographic printing plates
01/08/1980US4182263 Device for feeding fuser oil to the surface of a fixing roller
01/08/1980CA1069579A1 Excess developer removal roll
01/08/1980CA1069578A1 Construction of a photosensitive drum
01/08/1980CA1069550A1 Cassette loaded sheet feeder for reproduction machine
01/08/1980CA1069366A1 Copying device with electromagnetic cover release
01/01/1980US4181429 Sample copy system for xerographic reproduction machine
01/01/1980US4181426 Random-dump storage buffer for moving web
01/01/1980US4181424 Method of and means for synchronously transferring original and copying paper for electrostatic photoduplication
01/01/1980US4181423 Electrostatic color printing systems and methods using modulated ion streams
01/01/1980US4181422 Process and apparatus for developing and cleaning a charge image carrier
01/01/1980US4181094 Excess developer removal apparatus
01/01/1980CA1068895A Toner handling apparatus
12/1979
12/25/1979US4180824 Head for electrically printing an image
12/25/1979US4180721 Method of controlling fixing temperature of powder image in electrophotographic copying machine
12/25/1979US4180319 Copying arrangement
12/25/1979US4180318 Multi-copying method and multi-copying apparatus
12/25/1979US4180317 Apparatus for developing sheets of diazotype copying material by the semi-dry process
12/25/1979CA1068770A Corona current interrupter
12/25/1979CA1068769A Oil metering blade loading assembly
12/25/1979CA1068768A Xerographic apparatus having time controlled fusing
12/25/1979CA1068767A Water-degradable roll coating for xerography
12/25/1979CA1068766A Fusing surface with water-producing filler
12/25/1979CA1068765A Renewable chow fuser coating