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)
06/1982
06/29/1982US4336766 Roll fusing apparatus for electrophotography and release agent management system therefor
06/29/1982CA1126801A1 Electrostatic copying apparatus
06/29/1982CA1126800A1 Rotatable focusing means for variable magnification electrophotographic copier
06/29/1982CA1126799A1 Electrophotographic process
06/29/1982CA1126798A2 Electrophotographic device
06/23/1982EP0054351A2 A finishing apparatus and document reproduction system incorporating same
06/23/1982EP0054346A2 Track controller for a document processor
06/23/1982EP0054310A2 Transfer foil for the transfer of figures onto surfaces; transfer process and apparatus therefor
06/23/1982EP0054137A1 Toner transfer sheet, as well as toner image transfer and fixation process using the same
06/22/1982US4336565 Charge process with a carbon fiber brush electrode
06/22/1982US4336318 Adjusting the thickness of tone layer to produce fog free images
06/22/1982US4336317 Method for forming images using a photosensitive screen
06/22/1982US4335955 Electrostatic display apparatus
06/22/1982US4335954 Copier registration method and apparatus
06/22/1982US4335953 Variable magnification copying apparatus
06/22/1982US4335952 Copy quality diagnostic procedure
06/22/1982US4335951 Fusing apparatus
06/22/1982US4335950 Frame assembly with upper and lower frame members for automatic reproducing apparatus
06/22/1982US4335949 Reproduction machine with recirculating document handler diagnostics
06/16/1982EP0053707A2 Method of and apparatus for the thermal fixing of toner patterns
06/16/1982EP0053706A2 Method of manufacture multi-wire nonimpact printheads
06/15/1982US4335420 Corona discharge device
06/15/1982US4335159 Maintenance of homogeneity of development in xerography
06/15/1982US4334772 Electrophotographic apparatus of retentive type
06/15/1982US4334767 Flash exposure system
06/15/1982US4334765 Booklet preparation utilizing an electrophotographic apparatus
06/15/1982US4334764 Sheet feeding apparatus
06/15/1982US4334763 Electrophotographic copying apparatus
06/15/1982US4334761 Electrophotographic copying machine
06/15/1982US4334760 Toner mechanism for electrophotographic recorder
06/15/1982US4334759 Precise center line registration of a substrate
06/15/1982US4334674 Automatic feeding device for copying machines
06/15/1982US4334497 Magnetic brush developing apparatus
06/15/1982US4334472 Mechanism for feeding and transporting printing plates
06/15/1982CA1125837A1 Automatic document handler control
06/15/1982CA1125836A1 Method and apparatus for producing duplex copies
06/15/1982CA1125696A1 Sorter with sheet stripping bins
06/15/1982CA1125552A1 Image projection system
06/09/1982EP0053438A2 Variable power fuser control
06/09/1982EP0053128A1 Document copier with automatic image quality control.
06/08/1982US4334002 Illumination, voltage
06/08/1982US4333723 Full frame flash illumination system utilizing a diffuse integrating optical cavity
06/08/1982US4333639 Recirculating document feed for electrophotographic apparatus
06/08/1982CA1125359A1 Scorotron charging apparatus
06/08/1982CA1125356A1 Electrostatic copying process and apparatus
06/02/1982EP0052789A2 Process for transferring a pigment pattern
06/01/1982US4333130 Slit illuminating device
06/01/1982US4333112 Image scanning apparatus and method
06/01/1982US4332877 Electrophotographic copying method
06/01/1982US4332876 Electrophotographic screen
06/01/1982US4332467 Developing device in electrostatic copying apparatus
06/01/1982US4332465 Balanced photoconductor usage control system
06/01/1982US4332464 Interactive user-machine interface method and apparatus for copier/duplicator
06/01/1982US4332462 Feed control device
06/01/1982US4332461 Electrical drive for scanning optics in a continuously variable reduction copier
06/01/1982US4332460 Optical scanning carriage
06/01/1982US4332459 Plate making attachment for graphic art cameras
06/01/1982US4332458 Table top copy machine
06/01/1982US4332457 Fixing device for fixing images of an original document on plain paper copy sheets
06/01/1982CA1124794A1 Method and apparatus for drum corona current measurement and alignment
06/01/1982CA1124565A1 Dielectric overcoated photoresponsive imaging member and imaging method
05/1982
05/26/1982EP0052568A1 Method and device for the processing of colour prints
05/26/1982EP0052448A1 Photosensitive drum for electrostatic copying apparatus
05/25/1982US4331757 Electrography, magnetic and nonmagnetic toners
05/25/1982US4331755 Toner composition for electrostatic image development
05/25/1982US4331754 Self-spacing touchdown development method
05/25/1982US4331753 Method for providing an electrical charge pattern on the insulative layer of an insulative layer-photoconductive layer-conductive layer structure
05/25/1982US4331712 Process for applying dry particulate material to a tacky surface
05/25/1982US4331184 Developer quality monitoring device
05/25/1982US4331101 Electrographic copying device with magnetic cylinder
05/25/1982US4331100 Magnetic brush development apparatus
05/25/1982CA1124411A1 Apparatus for ascertaining and/or regulating the amounts of radiation in the making of x-ray images
05/19/1982EP0051978A2 Density adjusting method in image recording
05/19/1982EP0051624A1 Charger for electrophotographic surfaces
05/18/1982US4330788 Printing device for electrophoretic recording
05/18/1982US4330749 Electrometer apparatus
05/18/1982US4330720 Electrographic recording apparatus employing an improved drive circuit
05/18/1982US4330607 Method for forming an electrostatic latent image
05/18/1982US4330200 Copying machine with collating apparatus
05/18/1982US4330199 Electrophotographic device
05/18/1982US4330198 Magnetic brush developing device for electrostatic copying apparatus
05/18/1982US4330197 Recirculating documents duplex copier
05/18/1982US4330196 Electrophotographic copying apparatus
05/18/1982US4330195 Multiple mode image processing apparatus and method
05/18/1982US4330194 Method of driving copy material and photosensitive member of copying apparatus
05/18/1982US4330193 Development system
05/18/1982CA1123891A1 Timing apparatus in a copier
05/18/1982CA1123890A1 Pixel clock
05/18/1982CA1123889A1 Method and apparatus for increasing the apparent resolution of developed xerographically reproduced images
05/18/1982CA1123802A1 Full frame flash illumination system utilizing a diffuse integrating optical cavity
05/18/1982CA1123801A1 Full frame flash illumination system utilizing a diffuse integrating optical cavity
05/18/1982CA1123680A1 Process for reversal development
05/12/1982EP0051393A1 Apparatus for making copies at different magnifications
05/11/1982US4329566 Heated fuser roll
05/11/1982US4329565 Image fixing device
05/11/1982US4329414 Development, toners
05/11/1982US4329413 Concurrent charging of the dielectric layer with imagewise radiation; discharging and further radiation
05/11/1982US4329046 Method for operating a reproduction machine with unlimited catch tray for multimode operation
05/11/1982US4329045 Illumination system for microfilm printer
05/11/1982US4329043 Multiple copy electrophotographic reproducing apparatus
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