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)
10/1981
10/27/1981US4297716 Recording apparatus including a continuous transfer web
10/27/1981US4297715 Electrostatic recording apparatus
10/27/1981US4297562 Heat roller type fixing apparatus
10/27/1981US4297423 Electrophotographic process for multiple images
10/27/1981US4297422 Electrophotographic process for printing a plurality of copies
10/27/1981US4297384 Method of developing electrostatic latent image
10/27/1981US4297029 Apparatus and method for diagnostic entry
10/27/1981US4297025 Document feeder system having a suspending/commencing mode
10/27/1981US4297024 Exposure device of an electrographic copying apparatus
10/27/1981US4297023 Electrophotographic copying apparatus
10/27/1981US4297022 Light pipe valve liquid crystal transmissive display for direct imaging on photosensitive materials
10/27/1981US4297021 Powder material transportation apparatus
10/27/1981CA1111491A1 Device for measuring the concentration of toner in a developer mixture
10/21/1981EP0038220A2 Electrostatic copying apparatus
10/21/1981EP0038207A2 Apparatus for controlling the lateral alignment of a belt and electrostatographic printing machines and document handlers incorporating same
10/21/1981EP0038050A2 Electrophotographic color proofing apparatus
10/21/1981EP0038049A2 Binary scan system
10/21/1981EP0038048A2 Light scanning assembly for electrophotographic printing plate making apparatus
10/21/1981EP0037957A2 Electrophotographic imaging method
10/20/1981US4296423 Device for adjusting image density in composite information recording apparatus
10/20/1981US4295737 Grooved belt document registration system
10/20/1981US4295736 Optical assembly for use in copying machine
10/20/1981US4295733 Automatic error collator capacity constraints using spare bin strategy
10/20/1981US4295732 Bound document apparatus latching mechanism
10/20/1981US4295731 Electrostatic copying apparatus
10/20/1981US4295714 Electrostatic cameras
10/20/1981US4295443 Developing apparatus for electrostatic copying machine
10/20/1981CA1111100A1 Electrostatic printing machine with slidable carriage for components
10/20/1981CA1111099A1 Pick-off device for electrostatic copier
10/20/1981CA1111098A1 Electrophotographic printing system
10/20/1981CA1111097A1 Charge control system for xerographic machines
10/20/1981CA1111096A1 Random-dump storage buffer for moving web comprising means providing uninterrupted flow of web-cushioning gas
10/20/1981CA1111009A1 Photocopier scanning illumination system
10/20/1981CA1110915A1 Transfer humidity control device
10/20/1981CA1110902A1 Electrographic process for making transparencies
10/15/1981WO1981002936A1 Copy contrast and density control
10/14/1981EP0037733A1 Microfilm flash illumination apparatus
10/14/1981EP0037731A2 Development control of an electrostatographic machine
10/14/1981EP0037711A2 Method and apparatus for controlling a reproduction machine
10/14/1981EP0037600A1 Sheet receiving and storage apparatus
10/13/1981US4295186 Slit illuminating device
10/13/1981US4295145 Acousto-optically modulated laser scanning arrangement for correcting for interference appearing therein
10/13/1981US4294903 Process for electrostatically developing and pressure-fixing a reversed image including charge dissipation prior to fixing
10/13/1981US4294536 Automatic control of copier copy contrast and density for production runs
10/13/1981US4294535 Electrostatic copying apparatus
10/13/1981US4294534 Multiple function reproduction apparatus
10/13/1981US4294192 Liquid electrostatic image developing system employs mesh development electrode
10/13/1981CA1110692A1 Electrostatic copying machine utilizing flash discharge lamp for illuminating original and/or fixing toner image
10/13/1981CA1110691A1 Copy production machines
10/13/1981CA1110690A1 Imaging system using uncharged marking particles
10/13/1981CA1110510A1 Polymeric release agents for electroscopic thermoplastic toners
10/13/1981CA1110482A1 Imaging system with fluorescent and phosphorescent toner
10/13/1981CA1110443A1 Toner powder supply system
10/13/1981CA1110442A1 Apparatus for developing latent images of x-rayed objects
10/07/1981EP0037288A1 Apparatus for developing a latent image with developer and electrostatographic printing machine incorporating same
10/07/1981EP0037225A2 Copying apparatus
10/07/1981EP0037193A2 Xerographic reproduction method
10/07/1981EP0037065A2 Apparatus for drawing in and transporting printing plates
10/07/1981EP0037064A2 Apparatus for transporting printing plates
10/07/1981EP0037044A1 Method of visualising charge images and suitable device
10/06/1981US4293214 Sheet set separation device
10/06/1981US4293213 Bias voltage adjusting means for electrophotographic apparatus
10/06/1981US4293202 Light beam recording device
10/06/1981US4293085 Toner feeding device
10/06/1981US4292925 Toner concentration detecting apparatus
10/06/1981US4292924 Magnetic brush apparatus
10/06/1981US4292923 Development system
10/06/1981US4292922 Developing device for an electrophotographic copying machine
10/06/1981US4292921 Electrographic development apparatus
10/06/1981CA1110314A1 Electrostatic printing arrangements
10/06/1981CA1110313A1 Imaging chamber with electrode structure
10/06/1981CA1110026A1 Squeegee roller and method of making same
09/1981
09/30/1981EP0036631A2 Electrostatic copying apparatus
09/29/1981US4292530 Developer material level sensor
09/29/1981US4292529 Misfeed detector
09/29/1981US4292387 Magnetic developing method under A.C. electrical bias and apparatus therefor
09/29/1981US4292386 Photoconductive drum with paper layer attachment
09/29/1981US4291973 Scanning system
09/29/1981US4291971 Electrographic photocomposing machine
09/29/1981US4291970 Apparatus for producing duplex copies
09/29/1981US4291643 Developing apparatus in a magnification-variable copier
09/29/1981CA1109925A1 Electrophotographic copying machine
09/29/1981CA1109924A1 Method of altering the gradation in electrostatic recording of half-tone images
09/29/1981CA1109923A1 Process for the transfer printing of electrostatic charge images in the production of colour images
09/29/1981CA1109922A1 Toner transfer system
09/29/1981CA1109717A1 Image reversal development method and apparatus
09/29/1981CA1109665A1 Fluid supply arrangements
09/23/1981EP0036304A2 A reproduction machine for automatically copying different documents differently
09/23/1981EP0036069A1 Digitally controlled machine
09/22/1981US4291341 Composite recording apparatus for recording information from different information sources
09/22/1981US4291109 Transparencies produced by use of a color filter screen
09/22/1981US4290691 Method and apparatus using low gloss pressure fusing roll
09/22/1981US4290690 Device for controlling potential of latent image for use in electrophotographic apparatus
09/22/1981US4290672 Plural line acousto-optically modulated laser scanning system
09/22/1981US4290596 Carriage bin synchronization for dual mode collator
09/22/1981CA1109550A1 Copier/collator with extended collate functions
09/22/1981CA1109497A1 Cartridge sheet feed attachment
09/16/1981EP0035875A2 Pixel magnification/demagnification apparatus and method
09/16/1981EP0035810A1 Roller consisting of a cylindrical core and a sleeve, also a device provided with such a roller
09/16/1981EP0035745A2 Charging device
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