Patents
Sitemap › G03 - Photography; Cinematography; Analogous techniques using waves other than optical waves; Electrography; Holography › G03G - Electrography; Electrophotography; Magnetography › G03G 15 - Apparatus for electrographic processes using a charge pattern
Patents for G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618)
09/1978
09/05/1978US4111540 Field lens for an electrophotographic printing machine
09/05/1978US4111539 Electrostatic printing master apparatus
09/05/1978US4111410 Sorting apparatus and reproducing machine
09/05/1978US4111156 Devices for developing an electrostatic charge image on a record sheet by a developer solution
09/05/1978US4111152 Electrostatographic apparatus comprising improved development bias means
09/05/1978US4111151 Multi-particle developability regulating system
09/05/1978US4111119 Record sheet clamping mechanism for drum type facsimile and the like
09/05/1978CA1038020A1 Toner level detector
09/05/1978CA1038019A1 Electrostatic sheet transport system
09/05/1978CA1038018A1 Support structure for a duplicator optical system
09/05/1978CA1038016A1 Color control and display apparatus
09/05/1978CA1038015A1 Color electrophotographic printing machine
09/05/1978CA1038014A1 Duplicator processor
09/05/1978CA1037985A1 Web tracking apparatus
08/1978
08/29/1978US4110811 Support structure for a corona generating device
08/29/1978US4110614 Corona device
08/29/1978US4110068 Hot roller fuser having manually operable jam clearance mechanism
08/29/1978US4110040 Exposure system for electrophotographic copier
08/29/1978US4110036 Unit for making color component records of color transparencies
08/29/1978US4110033 Control system for copying apparatus
08/29/1978US4110032 Copy production machines having supply sheet pick retry
08/29/1978US4110031 Electrostatic copying apparatus
08/29/1978US4110030 Electrostatic copying apparatus
08/29/1978US4110029 Liquid developer for an electrostatic copying device
08/29/1978US4110028 Drive system for multi-mode reproducing apparatus
08/29/1978US4110027 Image transfer mechanism
08/29/1978US4110025 Duplex electrostatic copying machine
08/29/1978US4110024 Transfer assembly for electrostatic transfer of a toner image from a curvilinear recording surface
08/29/1978US4109903 Fluidic feeding of documents to an exposure station
08/29/1978CA1037549A1 Encapsulated fluid for image fixing in electrostatography
08/29/1978CA1037548A1 Reproduction machine with improved adjustable belt tracking mechanism
08/29/1978CA1037547A1 Optical scanning system
08/29/1978CA1037545A1 Color corrected printing system
08/29/1978CA1037544A1 Reproducing apparatus and process for duplex imaging in a single pass
08/29/1978CA1037543A1 Sheet reversing apparatus and a duplex reproducing apparatus employing same
08/29/1978CA1037542A1 Copier/duplicator system
08/29/1978CA1037508A1 Paper feeding device
08/29/1978CA1037249A1 Device for the development of an electrostatic charge image on a support
08/29/1978CA1037246A1 Corona arc suppression
08/22/1978US4109316 Method and apparatus for inverting the polarity of an input image formed on a surface of an image recording device
08/22/1978US4109313 Programmable controller for controlling reproduction machines
08/22/1978US4109289 Corona discharger
08/22/1978US4109135 High efficiency fuser roll assembly for xerographic material
08/22/1978US4108658 Process for developing electrostatic latent images
08/22/1978US4108654 Color electrophotographic process employing a document screen
08/22/1978US4108653 Pressure-fixable toner powder with a thermoplastic polyethylene binder
08/22/1978US4108550 Apparatus for lifting an electrostatically charged flexible recording material
08/22/1978US4108547 Document loading for copying
08/22/1978US4108545 Developer supply control system in a copier
08/22/1978US4108544 Driving mechanism for travelling original carrier in an electrophotographic copying machine
08/22/1978US4108427 Feeding device
08/22/1978US4108329 Flat high pressure container
08/22/1978US4108112 Developer housing
08/22/1978US4108111 Developer housing
08/22/1978CA1037106A1 Copier fuser protector
08/22/1978CA1037105A1 Self-leveling control apparatus
08/22/1978CA1037104A1 Microfiche reader/printer
08/22/1978CA1037103A1 Method for preparing printing plate for use in lithography
08/22/1978CA1037102A1 Electrophotographic reproduction method and apparatus
08/22/1978CA1037100A1 Electrostatography
08/22/1978CA1037099A1 Printing apparatus
08/22/1978CA1036861A1 Imaging method
08/22/1978CA1036808A1 Magnetic brush developing device for use in electrophotographic copying apparatus
08/22/1978CA1036807A1 Device for developing an electrostatically charged image
08/15/1978US4107779 Programmable controller for controlling reproduction machines
08/15/1978US4107714 Adjusting mechanism for movable picture-taking objective
08/15/1978US4107389 Coating of water-degradable silicone rubber
08/15/1978US4106933 Piezoelectric method and medium for producing electrostatic charge patterns
08/15/1978US4106870 Color electrophotographic method and apparatus
08/15/1978US4106869 Distance compensated electrostatic voltmeter
08/15/1978US4106868 Electrographic copying apparatus with surface-to-surface image transfers
08/15/1978US4106763 Cassette type sheet feed apparatus for copying machine or the like
08/15/1978US4106409 Electrostatic printing method
08/15/1978CA1036656A1 Method and apparatus for taking x-ray pictures
08/15/1978CA1036655A1 Process and apparatus for electrophotographic production of images
08/15/1978CA1036654A1 Image density control apparatus
08/15/1978CA1036653A1 Color standard and method of calibrating a multi-color electrophotographic printing machine
08/15/1978CA1036652A1 Imaging process with donor material
08/15/1978CA1036418A1 Reproduction machine with textured transfer roller
08/15/1978CA1036347A1 Segmented gate developer flow controller
08/08/1978US4105448 Electrophotographic photosensitive layer and marking method
08/08/1978US4105445 Resilient arcuate surface containing photoconductor
08/08/1978US4105444 Air flow method of cleaning ion modulation photosensitive screen during corona charging
08/08/1978US4105345 Expandable photoreceptor endbells
08/08/1978US4105327 Multiple reduction indicators for continuously variable reduction copier machines
08/08/1978US4105326 Electrophotographic copying machines of variable magnification
08/08/1978US4105324 Electrophotographic apparatus having compensation for rest-run performance variations
08/08/1978US4105321 Illuminated charge control system for xerographic machines
08/08/1978US4105320 Transfer of conductive particles
08/08/1978US4104963 Device for the pressure fixing of toners
08/01/1978US4104726 Programmable controller for controlling reproduction machines
08/01/1978US4104692 Device for detecting abnormal temperature in fixer
08/01/1978US4104647 Apparatus with two vacuum chambers for electrophotography producing image by electrical charges
08/01/1978US4104644 Framing pulse generator for facsimile recorder
08/01/1978US4104520 Image charge relaxation in electrophoretic displays
08/01/1978US4103996 Method and apparatus for evaluating and processing a strip of originals to be copied
08/01/1978US4103995 Imaging apparatus
08/01/1978US4103994 Recording plate
07/1978
07/25/1978US4103306 Non-impact printer with magnetic ink reorientation
07/25/1978US4103159 Radiographic method and apparatus
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