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)
11/1977
11/29/1977US4060233 Cassette loaded sheet feeder for reproduction machine
11/29/1977US4060230 Embossing gate roller
11/29/1977US4060105 Toner loading apparatus with replenishing supply container
11/29/1977US4060006 Device for and method of affixing the ends of a substantially plastic ladder chain to make a continuous ladder chain thereof
11/22/1977US4059394 Heat fixing apparatus for use in a wet electrophotographic copying machine
11/22/1977US4059353 Photoreceptor belt system
11/22/1977US4059345 Fixture for mounting bar lens array in electrophotographic apparatus
11/22/1977US4059262 Sheet delivery apparatus
11/22/1977US4059259 Automatic sheet changing for reprographic machine
11/22/1977US4058879 Unsaturated nitrile-butadiene copolymer
11/15/1977US4058814 Electrographic writing system with diode switching assembly
11/15/1977US4058637 Electrostatic developing method
11/15/1977US4058359 Apparatus for copying sheet originals
11/15/1977US4058306 Detack and stripping system
11/15/1977US4058305 Paper feeding device
11/15/1977US4058086 Emission controller for development apparatus
11/08/1977US4057728 X-ray exposure device comprising a gas-filled chamber
11/08/1977US4057723 Compact corona charging device
11/08/1977US4057666 Magnetic brush developer roll for electrostatic reproduction machines
11/08/1977US4057348 Copying apparatus
11/08/1977US4057344 Electro-photographic copier with strip-shaped latent-image carrier
11/08/1977US4057343 Electrostatic copying machine with multi-frame drum assembly
11/08/1977US4057342 Illumination slit for a reproducing machine
11/08/1977US4057341 Duplicator
11/08/1977US4057340 Single component color development system
11/08/1977US4057339 Electrostatic latent image transfer type copying apparatus
11/01/1977US4056723 Rotatable corona device
11/01/1977US4056706 Apparatus and method for extending fuser release life
11/01/1977US4056390 Process for transferring electrostatic latent images
11/01/1977US4056320 Copying machine
11/01/1977US4056318 Optical system for use in microfilm reading and printing apparatus
11/01/1977US4056315 Squeeze roller retraction assembly
11/01/1977US4056076 Developer mixing system
10/1977
10/25/1977US4055380 Transfer charge maintaining system
10/25/1977US4055143 Release material application seal
10/18/1977US4054885 Electrostatic recording device
10/18/1977US4054534 Volatile cleaning solution for mirrors and lenses
10/18/1977US4054410 Fusing device
10/18/1977US4054380 Control system for high speed copier/duplicators
10/18/1977US4054379 Reader-printer
10/18/1977US4054230 Method of detecting a toner concentration
10/18/1977US4054092 Document counter
10/11/1977US4053863 Electrophotographic photoconductive plate and the method of making same
10/11/1977US4053788 Electrical energizable apparatus and adapter connector for use therewith
10/11/1977US4053770 A.c. corona discharging device
10/11/1977US4053769 Corona charge device
10/11/1977US4053768 Method and apparatus for improving contrast in electrophoretic display
10/11/1977US4053309 Electrophotographic imaging method
10/11/1977US4053223 Document platen cover for photocopy machine
10/11/1977US4053221 Multi-mode reproducing apparatus
10/11/1977US4053218 Development system
10/11/1977US4053217 Color transparency reproducing machine
10/11/1977US4053216 Color transparency reproducing machine
10/11/1977US4052959 Electrophotographic apparatus
10/04/1977US4052714 Electrographic recording head having an integral recording electrode cleaning means
10/04/1977US4052206 High speed recording, multilayer, uniform exposure
10/04/1977US4052150 Oil wetted fuser roll stripping apparatus
10/04/1977US4052127 Developing system
10/04/1977US4052054 Sequential load dual document feed
10/04/1977US4051986 Photoconductor storing apparatus
09/1977
09/27/1977US4051536 Electronic halftone imaging system
09/27/1977US4051463 Method and apparatus for inverting the polarity of an input image formed on a surface of an image recording device
09/27/1977US4050886 Roll fuser
09/27/1977US4050816 Document handling system
09/27/1977US4050811 Optical data record copier having array of lenses with field gaps aligned with data gaps
09/27/1977US4050806 Method and apparatus for electrically biasing developing electrode of electrophotographic device
09/27/1977US4050805 Electrophotographic copying apparatus for two-sided copying
09/27/1977US4050803 Quick release mechanism for a backup roll fuser employed in a copier apparatus
09/27/1977US4050802 Electrophotographic copying machine
09/27/1977US4050801 Release agent application system for a heated fuser roll
09/27/1977US4050691 Separator device in a copying machine
09/27/1977US4050688 Orthogonal document handling apparatus
09/27/1977US4050413 Magnetic brush crossmixing system
09/27/1977US4050410 Apparatus for the manufacture of a series of photoconductor webs
09/20/1977USRE29406 Document original handling system
09/20/1977US4049947 Method and arrangement for protecting sheets from charring in copying machines
09/20/1977US4049348 Photocopying apparatus
09/20/1977US4049344 Electrostatic imaging system
09/20/1977US4049255 Apparatus for feeding documents to and from a copier
09/20/1977US4048958 Magnetic brush developing device
09/20/1977US4048957 Magnetic brush developing apparatus for electrophotography
09/20/1977US4048921 Electrostatic printing/duplicating method using polarization forces
09/13/1977US4047950 Method for developing an electrostatic latent image on an electrophotographic film
09/13/1977US4047946 Duplicating process utilizing ion modulating means as the image generating source
09/13/1977US4047945 Xeroprinting master and process
09/13/1977US4047885 Rotating wick oil dispensing system
09/13/1977US4047812 Document belt with imperforate bands
09/13/1977US4047811 Available light marginal illumination system
09/13/1977US4047810 Dual mode copying machine
09/06/1977US4047238 Apparatus and process for electrostatically charging a recording material
09/06/1977US4046473 Photoreceptor method and system
09/06/1977US4046472 Electrostatic imaging apparatus
09/06/1977US4046471 Dual mode electrophotographic apparatus having dual function printing beam
09/06/1977US4046470 Printing paper cutting device for an electrical copier
09/06/1977US4046469 Photocopy machine having photoelectric paper cut-off sensor
09/06/1977US4046468 Method and apparatus for cleaning fusing members of electrographic copiers
09/06/1977US4046467 Zoom lens copier
09/06/1977US4046466 Method and apparatus for electrophotography
08/1977
08/30/1977US4045218 Method for electrostatically producing a color accented photocopy
08/30/1977US4045217 Developing process for electrophotography
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