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)
06/1981
06/30/1981US4275877 Interrupted jet air knife for sheet separator
06/30/1981US4275876 Electrophotographic copying apparatus
06/30/1981CA1104199A1 Cleaning apparatus for a corona generating device
06/30/1981CA1104198A1 Compact corona charging device
06/30/1981CA1104197A1 Electrophotographic method and apparatus
06/30/1981CA1104196A1 Preconditioning image transfer areas in document reproduction machines
06/30/1981CA1104195A1 Detack and stripping system
06/30/1981CA1104194A1 Transfer-fusing speed compensation
06/30/1981CA1104193A1 Electroradiographic apparatus
06/30/1981CA1104192A1 Arcuate reciprocating optics drive mechanism
06/30/1981CA1104191A1 Method and apparatus for making latent images of object modulated x-rays
06/30/1981CA1104190A1 Photocontrolled ion-flow electron radiography
06/30/1981CA1104189A1 Reproduction machine having duplex job recovery capabilities
06/30/1981CA1104188A2 Electronic copy selection controls for a document reproduction machine
06/30/1981CA1103971A1 Electrostatic cameras
06/25/1981WO1981001767A1 A method for recording signals on bands by means of laser beams and apparatus for carrying out the method
06/24/1981EP0030865A1 Device for forming graphics
06/24/1981EP0030775A2 Control circuit in an electrophotographic copying machine
06/24/1981EP0030686A1 Optical element adjustment apparatus and method
06/23/1981US4275450 Magnification/demagnification apparatus and method
06/23/1981US4275136 Liquid developer for color electrophotography
06/23/1981US4275134 Electrophotographic method for reproducing a multicolor image
06/23/1981US4274733 Copying apparatus with stationary original support table and novel imaging lens system
06/23/1981US4274455 Toner loading device
06/23/1981US4274362 Magnetic brush mixing augers
06/23/1981US4274361 Electrostatic and magnetic transfer enhancing apparatus for conducting and magnetically attracting toner
06/23/1981CA1103751A1 Charging device for basecoat charging of can ends
06/23/1981CA1103746A1 Fusion fixing apparatus employing heat and pressure
06/23/1981CA1103745A1 Electrophotographic apparatus
06/23/1981CA1103744A1 Electrophotographic apparatus having compensation for rest-run performance variations
06/23/1981CA1103743A1 Electrostatic copier including photoreceptor storing apparatus
06/23/1981CA1103742A1 Apparatus for developing latent images of x-rayed objects on dielectric receptor sheets
06/23/1981CA1103741A1 Intersecting optical and copy sheet path method and apparatus
06/23/1981CA1103740A1 Transfer of conductive particles
06/23/1981CA1103739A1 Transfer - fusing speed compensation
06/23/1981CA1103737A1 Optical apparatus and reproducing machine
06/23/1981CA1103736A1 Electrostatographic imaging method
06/23/1981CA1103735A1 Electrophotographic apparatus with controlled exposure
06/23/1981CA1103734A1 Fault detection and system for electrostatographic machines
06/23/1981CA1103732A1 Dot matrix copying apparatus
06/23/1981CA1103709A1 Sheet reversing mechanism
06/17/1981EP0030410A1 Bottom sheet separator-feeder
06/17/1981EP0030373A1 Apparatus for and method of collating multisheet sets from a copier
06/17/1981EP0030372A2 Electrophotographic copier
06/17/1981EP0030302A2 Servosystem for controlling acceleration and deceleration of a servo motor
06/17/1981EP0030282A1 Electrophotographic copier with reduction mode facility and control of scanning carriage
06/16/1981US4273843 Intensity of preselected wavelength of light reflected from developer
06/16/1981US4273441 Electrophotographic copying apparatus
06/16/1981US4273439 Document feeder system having a suspending/commencing mode with a judgment decision capability
06/16/1981US4273438 Electrostatographic printing method and apparatus
06/16/1981US4273437 Bearing plate for a band of photoconductive recording medium
06/16/1981US4273069 Development system
06/16/1981CA1103301A1 Method of and apparatus for synchronously transferring an original and copying paper for electrostatic photoduplication
06/16/1981CA1103300A1 Method for information processing
06/16/1981CA1103078A1 Electrophoretic migration imaging apparatus and method utilizing enlarged migration environment
06/16/1981CA1103014A1 Magnetic auger
06/10/1981EP0030160A2 Interactive user-machine interface method and apparatus
06/10/1981EP0030069A1 Sheet inverter and method of reversing the direction of sheets
06/10/1981EP0030056A1 Influence probing arrangement and method for its realization
06/10/1981EP0029969A1 Device for aligning and feeding a sheet
06/10/1981EP0029953A1 Electrophotographic copier including a belt photoconductor
06/10/1981EP0029918A1 Safety container for liquid or powder material
06/10/1981EP0029877A1 Magnetic printing head and method of manufacture
06/09/1981US4272666 Fusing rolls fixing unit for copying machine
06/09/1981US4272599 Ink development of electrostatic images
06/09/1981US4272597 Electrophotographic sensitizing screen
06/09/1981US4272187 Automatic alignment of optical elements in an electrophotographic apparatus
06/09/1981US4272183 Control system responsive to eraser malfunctions in electrophotographic copying machines
06/09/1981US4272182 Apparatus for controlling the density of a reproduced image in an electrophotographic copying machine
06/09/1981US4272181 Electrophotographic printer with duplex printed sheet output
06/09/1981US4272180 Electrostatic copying machine
06/09/1981US4272179 Metal-filled elastomer fuser member
06/09/1981US4271786 Electrophotocopier developer unit mounting system
06/09/1981US4271785 Apparatus for developing latent electrostatic images
06/09/1981US4271784 Apparatus for discharging a fatigued developing agent in a magnetic brush developing device
06/09/1981US4271559 Toner clean-off head
06/09/1981CA1102932A1 Method and apparatus for recording and optically reproducing x-ray images
06/09/1981CA1102840A1 Sheet feed apparatus
06/09/1981CA1102618A1 Guiding arrangements
06/09/1981CA1102597A1 Angularly rotatable mirror apparatus
06/03/1981EP0029710A1 Toner concentration detecting apparatus
06/03/1981EP0029647A1 Methods and apparatus for pre-collation copying duplex documents
06/03/1981EP0029646A1 Recirculating document handler
06/03/1981EP0029643A1 Electrostatic photographic process, photosensitive material for use therein and transfer sheet bearing a fixed image prepared employing said process or material
06/03/1981EP0029641A1 Printing apparatus
06/03/1981EP0029584A1 Method for operating electrophotographic copying apparatus
06/03/1981EP0029508A1 Xerographic copier including developed image density control
06/02/1981US4271436 Digital copying machine
06/02/1981US4271417 Electrographic imaging with non-sequential electrode actuation
06/02/1981US4271415 Laser COM device
06/02/1981US4271249 Powder particles containing a fumaric acid-propoxylated bisphenol polyester
06/02/1981US4271248 Polymeric esterification product of a dicarboxylic acid and a diphenol
06/02/1981US4270860 Electrophotographic apparatus employing a control assembly for controlling successive duplication of a document
06/02/1981US4270859 Electrophotographic apparatus for providing dry developed output from a typesetter
06/02/1981US4270858 Scanning and projecting device
06/02/1981US4270857 Copying apparatus for sheet originals and thicker originals
06/02/1981US4270856 Conversion kit for photocopying machine
06/02/1981US4270487 Developer regulating device in developing apparatus
06/02/1981US4270485 Liquid developing apparatus
06/02/1981CA1102401A1 Magnetic image decorator
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