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)
09/1982
09/28/1982US4351604 Multi-color electrostatic copying apparatus
09/28/1982US4351602 Electrostatic printer
09/28/1982US4351601 Sheet stripping hold down assembly
09/28/1982US4351519 Sheet feeding apparatus
09/28/1982CA1132650A1 Cleaning particles from a photoconductive member
09/28/1982CA1132342A1 Magnetic brush mixing augers
09/28/1982CA1132341A1 Magnetic brush device for developing electrostatic charge images
09/28/1982CA1132301A1 Stapling apparatus
09/22/1982EP0060703A1 Electrostatographic developer composition and method
09/22/1982EP0060593A1 Corona device
09/22/1982EP0060534A1 Magnetic-brush developing apparatus for latent electrostatic images
09/22/1982EP0060519A2 Power source device
09/22/1982EP0060328A2 Fixing device
09/21/1982US4350988 Recording apparatus for effecting recording by a beam
09/21/1982US4350870 Temperature sensor for sheet-shaped heating element
09/21/1982US4350750 Electrophotographic process
09/21/1982US4350749 Reverse development method
09/21/1982US4350440 Developing apparatus
09/21/1982US4350436 Feed control device
09/21/1982US4350435 Copy contrast and density control
09/21/1982US4350434 Electrophotographic copying machine
09/21/1982US4350432 Development apparatus for developing latent electrostatic images
09/21/1982US4350269 Toner dispensing device
09/21/1982CA1132183A1 Photoconductive belt assembly
09/21/1982CA1132182A1 Roll fuser apparatus and system therefor
09/21/1982CA1132181A1 Electrostatographic processing system
09/21/1982CA1132180A1 Belt support and control system
09/21/1982CA1132179A1 Lead edge transfer switching
09/21/1982CA1132178A1 Positive overlay electronic xerographic printer
09/21/1982CA1132177A1 Copy set counter duplex tray
09/21/1982CA1132149A1 Recirculating simplex-duplex document handler
09/21/1982CA1131967A1 Optical system for providing visual aid for proper magnification selection
09/21/1982CA1131851A1 Staple clinching mechanism
09/15/1982EP0060030A2 Electrophotographic copier
09/15/1982EP0059920A1 Image print head
09/14/1982US4349600 Color developer for leuco pigment and recording material comprising same
09/14/1982US4349271 Image projecting system
09/14/1982US4349270 Developer removing device for copying apparatus
09/14/1982US4349269 Manual paper feed inhibiting device in electrographic copying machine
09/14/1982US4349268 Electrostatic image-forming process and an apparatus therefor
09/14/1982US4349267 Processing solution circulating device for film processor
09/14/1982US4349132 Developer dispensing apparatus
09/14/1982US4348979 Developer unit for dry toner electrophotographic copier
09/14/1982US4348786 Opening and closing apparatus
09/14/1982CA1131691A1 Projection colour copier
09/08/1982EP0059631A2 Improved paper feeding device and paper guiding device in a copying apparatus
09/08/1982EP0059514A2 Method and device for the electrophotographic presentation of information
09/07/1982US4348684 Device for removing excess pigment from the surface of the image carrier of a non-impact printing machine
09/07/1982US4348579 Fixing roll in a copying machine
09/07/1982US4348469 Photo-sensitive medium for electrophotography
09/07/1982US4348106 Guide apparatus for movable contact glass in electrophotographic copying machines
09/07/1982US4348102 Electrographic apparatus with control system for fixing powder images by heat and contact
09/07/1982US4348101 Duplex printing apparatus
09/07/1982US4348100 Control for xerographic system
09/07/1982US4348099 Closed loop control of reproduction machine
09/07/1982US4348098 Electrophotographic apparatus
09/07/1982US4348019 Method and device for separating a sheet from a stack of sheets
09/07/1982CA1131290A1 Development system
09/02/1982WO1982002983A1 Corona charging apparatus
09/01/1982EP0059085A2 Optical system for a copying device
09/01/1982EP0059083A2 Electrophotographic printing machine and method
09/01/1982EP0059081A2 Display device for a machine
09/01/1982EP0059010A1 Electrostatic copying machine provided with a photoconductive belt and with means for maintaining said belt flat in a processing zone
08/1982
08/31/1982US4347299 Variations in voltage according to image density; electrostatics; dustless
08/31/1982US4347298 Multizonal, countercurrent, cocurrent
08/31/1982US4347297 Controlling color tone by electrode voltage; no black developer necessary
08/31/1982US4347296 Electrophotographic photosensitive member and electrophotographic process
08/31/1982US4346986 Image formation method and apparatus
08/31/1982US4346985 Automatic development control
08/31/1982US4346984 Document scanner
08/31/1982US4346983 Xeroradiographic intraoral dental system
08/31/1982US4346982 Electrophotographic recording device
08/31/1982US4346880 Apparatus for inverting substrates
08/25/1982EP0058182A1 Electrostatic printing and copying.
08/24/1982US4345835 Multiple function reproduction apparatus
08/24/1982US4345834 Transfer type electrostatic copying apparatus
08/24/1982US4345833 Lens array
08/24/1982US4345751 Sheet feeding apparatus
08/24/1982CA1130444A1 Electronic imaging camera
08/24/1982CA1130365A2 Duplex reproduction machine
08/24/1982CA1130364A1 Automatic multimode continuous halftone line copy reproduction
08/24/1982CA1130124A1 Unitary optical system mounting component for imaging apparatus
08/19/1982WO1982002676A1 Dry toner and method of making same
08/18/1982EP0058065A2 Apparatus for developing a latent image
08/18/1982EP0057987A1 Display device for photocopiers
08/18/1982EP0057977A1 Electro-optic line printer
08/17/1982US4345014 Magnetic brush developing method for use in electrography employing dual-component developing material
08/17/1982US4345012 Dielectrics, pigments
08/17/1982US4344704 Method of determining correction parameters for use in light-amount adjustment in a color copying operation
08/17/1982US4344703 Copying machine with retractable stopper
08/17/1982US4344700 Mechanism for mounting and dismounting a screen-like photosensitive medium
08/17/1982US4344699 Exposure and contrast determination by prescanning in electronic photoprinting systems
08/17/1982US4344698 Electrophotographic apparatus having improved grounding means
08/17/1982US4344697 Copying machine
08/17/1982US4344696 Means for driving reciprocating members
08/17/1982US4344695 Method and apparatus for slitwise exposure of photosensitive member in copying machines
08/17/1982US4344694 Developing equipment for an electrophotographic copying device
08/17/1982US4344693 Belt tracking system
08/17/1982US4344692 Developer transportation device for electrostatic copying machine
08/17/1982US4344691 Zonal concentrator for accurate erasure of photoconductor charge
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