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)
11/1980
11/12/1980EP0018897A1 Method and apparatus for corona charging a moving surface
11/12/1980EP0018788A1 Apparatus in which a pair of rolls are forced together, and a method of operating the apparatus
11/12/1980EP0018786A1 An output station for a reproducing apparatus and multimode reproducing apparatus incorporating same
11/12/1980EP0018742A1 Method of improving maximum density and tonal range of electrographic images and an electrographic copying apparatus using the method
11/12/1980EP0018494A1 Device for wetting electrophotographic material
11/11/1980US4233636 Optical read-write system with electronically variable image size
11/11/1980US4233611 Recording head for electrostatic printing apparatus
11/11/1980US4233511 Scorotron charging apparatus
11/11/1980US4233386 Method of removing residual toner from surface of photoconductive member for use in electrostatic copying apparatus of the transfer type
11/11/1980US4233385 Method and apparatus for liquid electrostatic development of charge images on a tape-like record carrier
11/11/1980US4233381 Exposure to action of blanket light
11/11/1980US4233380 Recording phase hologram, electrostatic charging, exposure, softening, deformation
11/11/1980US4232963 Device for positioning movable reflector of optical system of electrophotographic copying apparatus
11/11/1980US4232961 Image formation apparatus
11/11/1980US4232960 Scanning system
11/11/1980US4232959 Toner image fusing apparatus
11/11/1980US4232628 Toner applicator for electrostatic copier
11/11/1980CA1089525A1 Multiple copy electrophotographic reproducing method and apparatus
11/04/1980US4232323 Magnetographic apparatus
11/04/1980US4232104 Pore openings, dielectrics
11/04/1980US4231658 Device for positioning a master copy-receiving roller of a form printing device
11/04/1980US4231653 Oil supply apparatus
11/04/1980US4231652 Drum for electrophotographic copier
11/04/1980US4231567 Method and apparatus for clearing jams in copiers
11/04/1980US4231566 Sheet feed apparatus
11/04/1980US4231562 Recirculating document feeder
11/04/1980US4231561 Auto document feeder for use with duplex copying machine
11/04/1980US4231320 Magnetic brush-toner supply hopper
11/04/1980US4231319 Electrostatic copying apparatus
11/04/1980CA1088739A1 Apparatus for cleaning and developing dielectric receptor sheets for latent images
11/04/1980CA1088738A1 Electrophotographic liquid developing system
10/1980
10/30/1980WO1980002336A1 Text orientating device
10/29/1980EP0018213A1 Facsimile receiver or transceiver apparatus and method of operation
10/29/1980EP0018141A1 Apparatus for dispensing particles into a housing
10/29/1980EP0018140A1 A member for, a method of, and a system for fusing toner images to a substrate
10/29/1980EP0018078A1 Apparatus for developing a latent electrostatic image
10/29/1980EP0017904A1 Projection copying apparatus
10/29/1980EP0017667A1 Method of magnetic brush development
10/28/1980US4231069 Method and apparatus for producing image combinations
10/28/1980US4230786 Electrographic process of imaging by modulation of ions
10/28/1980US4230784 Electrostatic image forming process and particles comprising reactive sublimable dye, subliming developer and conductive substance
10/28/1980US4230783 Process and apparatus for electrophotography
10/28/1980US4230409 Device for adjusting the position of a lens in two directions
10/28/1980US4230406 Cleaning system for an electrostatic copier
10/28/1980US4230405 Electronic imaging apparatus using multicolor electrophotosensitive particles
10/28/1980US4230070 Device for automatically replenishing toner to dry-type developing apparatus for electrophotography
10/28/1980US4230069 Particle feed arrangement for applying solid particles to the image carrier of a non-impact printer
10/28/1980US4229950 Coupling for end gudgeon and internally heated roller
10/28/1980CA1088297A1 Electrostatic fountain developer
10/21/1980US4229644 Heat pipe roller
10/21/1980US4229101 Duplex/simplex precollation copying system
10/21/1980US4229100 Automatic copy recovery
10/21/1980US4228995 Sorting device
10/21/1980US4228921 Apparatus for measuring liquid developer flow rate
10/21/1980CA1201583B Magnetic brush type developing apparatus
10/21/1980CA1088144A1 Chain feed control logic for a multi-mode copier/duplicator
10/21/1980CA1088143A1 Reader-printer apparatus
10/21/1980CA1087834A1 Magnetic brush type developing apparatus
10/15/1980EP0017582A1 Improved electrographic development method for use with partially-conductive developer
10/15/1980EP0017514A1 Apparatus having a diagnostic mode of operation, and method of putting the apparatus into this mode
10/15/1980EP0017385A1 Film projection gate
10/15/1980EP0017380A1 Apparatus for removing particles from a travelling member
10/15/1980EP0017346A1 Multi-purpose optical data processor
10/15/1980EP0017326A1 Scanning system for a xerographic machine
10/15/1980EP0017286A1 Method and device for separating a sheet from a stack of sheets
10/15/1980EP0017092A1 Roll fuser
10/15/1980EP0016981A2 Printer operating according to the electrostatic principle
10/15/1980EP0016934A1 Exposure device for copying apparatuses
10/15/1980EP0016924A1 A document reproduction machine including an enclosed exposure station
10/15/1980EP0016923A1 Electrophotographic copier incorporating a border discharge device
10/15/1980EP0016842A1 Corona discharge device
10/15/1980EP0016070A4 Developer apparatus for diazotype copy materials.
10/14/1980US4228480 Electrophotographic apparatus with improved corona charging
10/14/1980US4227803 Continuous copying machine
10/14/1980US4227801 Document receiver in a document processing machine
10/14/1980US4227798 Protection system for electrostatographic machines
10/14/1980US4227797 Wet developing apparatus for electrostatic latent images
10/14/1980US4227796 Electrographic apparatus having improved developer metering construction
10/14/1980US4227795 Half-tone imaging system
10/14/1980US4227702 Inflatable sealing device
10/14/1980CA1087676A1 Embossing gate roller
10/14/1980CA1087675A1 Feedback control for laser discharge system
10/14/1980CA1087545A1 Self-contained motor-driven collator deflector
10/14/1980CA1087427A1 Continuously variable reduction copier optics systems
10/07/1980US4227233 Corona discharge device for electrographic apparatus
10/07/1980US4227084 Dosimeter, photoconductive
10/07/1980US4226527 Anti-strobing filters
10/07/1980US4226525 Electrostatic copying machine
10/07/1980US4226524 Magnetic brush development apparatus for an electrostatic copier
10/07/1980US4226514 Electrographic photocomposing machine
10/07/1980CA1087241A1 Self-healing electrode for uniform negative corona
10/07/1980CA1087240A1 Electrostatic printer with cleaning means within developing means
10/01/1980EP0016630A1 Optical scanning apparatus
10/01/1980EP0016620A1 Electro-optical character generator for photocomposing apparatus
10/01/1980EP0016580A1 Copying machine with original carriage moving device
10/01/1980EP0016555A1 Full-frame flash illumination system for a document copying machine
10/01/1980EP0016301A1 Electrostatic machine incorporating toner scavenging chamber
10/01/1980EP0016300A1 Electrostatic copier
10/01/1980EP0016299A1 System for and method of reproducing an image
10/01/1980EP0016110A1 Method for providing electrical connection means in an electrographic element
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