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)
04/1980
04/01/1980CA1074850A1 Interface system to control flash lamp
04/01/1980CA1074849A1 Document feeding apparatus
04/01/1980CA1074848A1 Apparatus for electrostatically charging a recording material
04/01/1980CA1074847A1 Segmented shield corona generator
04/01/1980CA1074846A1 Oil metering blade device
04/01/1980CA1074845A1 Redundant single paper stripper finger
04/01/1980CA1074703A1 Document copying apparatus with programmed computation means
04/01/1980CA1074611A1 Compact apparatus for making large color printing records
03/1980
03/25/1980US4195260 Apparatus for sensing deterioration of developing substance including ferromagnetic carrier and non-magnetic toner particles
03/25/1980US4194835 Exposure device
03/25/1980US4194833 Electronic typewriter having an electronic display
03/25/1980US4194832 Consecutive copying and bookbinding method and its apparatus
03/25/1980US4194831 Optical copier
03/25/1980US4194830 Development apparatus
03/25/1980US4194829 Apparatus for producing duplex copies
03/25/1980US4194828 Process and apparatus for developing an electrostatic latent image
03/25/1980US4194827 Fiber optical element imaging and illumination assembly
03/25/1980US4194666 Staple clinching mechanism
03/25/1980US4194466 Electrophotographic apparatus for developing latent electrostatic charge images
03/25/1980US4194465 Magnetic brush developer device
03/25/1980CA1074459A1 X-ray system with electrophoretic imaging and solid x-ray absorber
03/25/1980CA1074392A1 Renewable flash fusing window
03/25/1980CA1074391A1 Fuser sheet guide
03/25/1980CA1074388A1 Electrostatic copying apparatus
03/25/1980CA1074180A1 Transfer system for electrostatic reproduction machine
03/25/1980CA1074167A1 Developer with toner and carrier particles of the same composition containing a polymer
03/25/1980CA1074166A1 Developer containing a resin and diazo colorant c-1-solvent yellow 29
03/25/1980CA1074165A1 Yellow developer containing resin and mono azo dye colour index yellow 97
03/25/1980CA1074097A1 Roll with metal shaft having resilient inner covering and hard, patterned applicator surface
03/19/1980EP0008848A1 Apparatus for recording optical data onto a movable light-sensitive material, including an acousto-optic modulator
03/19/1980EP0008650A1 Device for the fixation of toner images transferred to a registration support with the aid of a solving agent vapour
03/18/1980USRE30231 Lens selection device
03/18/1980US4194221 Automatic multimode continuous halftone line copy reproduction
03/18/1980US4193683 Method and apparatus for filtering developing liquid in a photocopier
03/18/1980US4193682 Apparatus for developing latent images of X-rayed objects
03/18/1980US4193681 Liquid feeding device
03/18/1980US4193680 Transfer sheet drying device for electrophotographic copying machine
03/18/1980US4193679 Electrophotographic apparatus comprising improved imaging system
03/18/1980US4193483 Latch operated coil spring clutch
03/18/1980US4193376 Developer powder supply in magnet brush development
03/18/1980US4193330 Copy machine with automatic roll supplied copy paper feeding and cutting apparatus and control circuitry
03/11/1980US4192989 Blanket heated photoreceptor
03/11/1980US4192700 Process for fusion-bonding of resins
03/11/1980US4192692 With amines and mercaptan
03/11/1980US4192609 Method for effecting registration for a copying apparatus
03/11/1980US4192608 Copying apparatus
03/11/1980US4192607 Apparatus for selectively copying documents from two different document feeders
03/11/1980US4192604 Bias voltage source for applying a bias voltage on a magnetic brush means of an electrostatic printing apparatus
03/11/1980US4192603 Replenishable photoconductor system
03/11/1980US4192497 Composition for the surface of sheet separating devices
03/11/1980US4192232 Electrostatic image recording method and apparatus therefor
03/11/1980US4192229 Fixing apparatus
03/11/1980CA1073559A1 Electrophotographic x-ray device
03/11/1980CA1073516A1 Adaptive fuser controller
03/11/1980CA1073515A1 Magnetic developer removal system
03/11/1980CA1073514A1 Photoconductor support drum from photocopy machine
03/11/1980CA1073425A1 Device for the intermittent transport of record carriers in the form of a tape
03/11/1980CA1073279A1 Treating an electrostatic latent image with charge of same polarity as that of image areas
03/11/1980CA1073199A1 Partially submerged active crossmixer
03/11/1980CA1073198A1 Electrostatic printing machine with improved web-developing system and method
03/11/1980CA1073197A1 Development apparatus
03/11/1980CA1073196A1 Magnetic bead carryout reduction by altering the developer's bias voltage
03/05/1980EP0008542A2 Method of manufacturing xergraphic fuser roll having an abhesive surface
03/05/1980EP0008381A1 Xerographic machine with means for replenishing the developer mix with virgin and used toner
03/04/1980US4191467 Dual mode catch tray
03/04/1980US4191465 Apparatus for producing simplex of duplex copies
03/04/1980CA1073035A2 Electrophotographic device
03/04/1980CA1073034A2 Electrophotographic device
03/04/1980CA1073033A2 Electrophotographic device
03/04/1980CA1072797A1 Optical data record copier having array of lenses with field gaps aligned with data gaps
02/1980
02/26/1980US4190464 Method for cleaning a photoconductive surface with liquid toner
02/26/1980US4190359 Copier document handling system
02/26/1980US4190358 Apparatus for positioning an original in reproducing machines
02/26/1980US4190355 Facetted reflector
02/26/1980US4190354 Copier job recovery system
02/26/1980US4190351 Copying machine with electromechanical scavenger assembly and process
02/26/1980US4190350 Distributed microprocessor control system for a copier/duplicator
02/26/1980US4190348 Lead edge transfer switching
02/26/1980US4190347 Line illuminator
02/26/1980US4190247 Sheet receiving apparatus
02/26/1980US4190246 Paper feeding system
02/26/1980US4190018 Powder density control circuit for a photocopier
02/26/1980US4189815 Developer transport roll
02/26/1980CA1072657A1 Collator system
02/26/1980CA1072621A1 Reversal migration imaging process
02/21/1980WO1980000276A1 Corona discharge device
02/20/1980EP0008095A1 Developer station for a two-component diazotype material
02/20/1980EP0008040A1 Magnetic brush development apparatus for electrostatic charge images
02/20/1980EP0008011A1 Device for moving the position of an objective in two directions
02/19/1980US4189763 Document illumination apparatus
02/19/1980US4189736 Facsimile stylus assembly
02/19/1980US4189643 Treatment of paper for improved electrostatographic fusing
02/19/1980US4189642 Method and apparatus for drum corona current measurement and alignment
02/19/1980US4189231 Apparatus for the continuous exposure of sheet or strip copy material
02/19/1980US4189226 Electrophotographic apparatus for developing an electrostatic latent image on a slide film
02/19/1980US4189225 Electrophotographic apparatus
02/19/1980US4189224 Two color electrostatic copying machine
02/19/1980US4189223 Steering and supporting system for a photoconductive belt
02/19/1980US4189138 Paper feeder
02/19/1980US4188907 Particle dispenser with a magnetically driven agitator
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