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)
11/1987
11/24/1987CA1229649A1 Electrographic apparatus and method employing image development adjustment
11/19/1987WO1987007043A2 Optional output for test patches
11/19/1987WO1987007042A1 Recirculating document feeder
11/19/1987WO1987007041A1 Self-cleaning electrostatic color printer
11/19/1987WO1987006860A1 Self-seating toning shoe for electrostatic drum printers
11/19/1987EP0246067A2 Sheet feed apparatus and cartridge therefor
11/19/1987EP0246066A2 A liquid development system
11/19/1987EP0245924A1 Electrographic stylus recording apparatus
11/19/1987EP0245880A2 Variable magnification electrostatic copying apparatus
11/19/1987EP0245685A2 Document scanning optical device
11/19/1987EP0245678A2 An electrophotographic apparatus
11/19/1987EP0146567B1 Apparatus and method for forming multicolor electrophotographic images
11/17/1987US4707715 Printing apparatus
11/17/1987US4707712 Method and apparatus for transporting and tensioning sheet materials in an ink jet printer
11/17/1987US4707711 Character imaging system
11/17/1987US4707704 Control system and method for handling sheet materials
11/17/1987US4707428 Electrostatic latent image developing method
11/17/1987US4707382 Developer carrier and a method for manufacturing the same
11/17/1987US4707215 Sheet binding cartridge
11/17/1987US4707126 Method of positioning original image to be copied and apparatus for performing the same
11/17/1987US4707123 Film end holding device
11/17/1987US4707122 Method and apparatus for eliminating exposure strobing effects in a document reproduction machine
11/17/1987US4707121 Copying apparatus
11/17/1987US4707117 Copying machine with original-position confirming device
11/17/1987US4707115 Device for cleaning a charging member
11/17/1987US4707114 Method of automatically adjusting image density in image forming device
11/17/1987US4707113 Document feeder for moving platen copiers
11/17/1987US4707112 Liquid development system
11/17/1987US4707111 Image formation apparatus including means for manually and automatically feeding copy therethrough
11/17/1987US4707110 Image forming apparatus with color change area discriminating function
11/17/1987US4707109 Electrophotographic apparatus capable of editing a copy picture image
11/17/1987US4707108 Image forming apparatus having movable developing means and means for removing developer therefrom
11/17/1987US4707107 Electrophotographic development apparatus with an improved ribbon blender
11/17/1987US4706605 Self-cleaning electrostatic color printer
11/17/1987US4706320 Electrostatic charging and cleaning brushes
11/17/1987CA1229373A1 Electrostatic dust repeller for electrophotographic apparatus
11/17/1987CA1229372A1 Anodized aluminum charging devices
11/17/1987CA1229369A1 Copiers for simplex and duplex copying
11/17/1987CA1229368A1 Copy sheet tray with adjustable back stop and scuffer mechanism
11/12/1987DE3715119A1 Electrophotographic device
11/11/1987CN87103295A Xeroprinting with photopolymer master
11/10/1987USRE32541 Fluidic feeding of documents to an exposure station
11/10/1987US4706131 Photographic copier image contrast control
11/10/1987US4706099 Laser beam image printing device with multiple sheet size feeding mechanism
11/10/1987US4706032 Toner concentration monitor
11/10/1987US4705394 Multi-color image forming apparatus
11/10/1987US4705393 Copying apparatus with a document feeder
11/10/1987US4705391 Method and device for controlling an image forming device
11/10/1987US4705389 Method for both-side copying and apparatus therefore
11/10/1987US4705388 Method and apparatus for determining when a layer of tacky material present on a cleaning member needs to be rejuvenated
11/10/1987US4705386 Color copying machine
11/10/1987US4705385 Print engine for color electrophotography
11/10/1987US4705384 Image forming apparatus with locking means
11/10/1987US4705383 Developing apparatus
11/05/1987WO1987006726A1 Producing images by ionography
11/05/1987WO1987006722A1 Flash exposure device
11/04/1987EP0244199A2 Roll fusing with liquid developer
11/04/1987EP0244198A2 Liquid development image fusing
11/04/1987EP0244104A2 Process unit for an imaging apparatus
11/04/1987EP0243934A2 Xeroprinting with photopolymer master
11/04/1987EP0243348A1 Multi-electrode ion generating system for electrostatic images
11/03/1987US4704621 Printing device
11/03/1987US4704317 Sheetstock dispensable from a corner nip feeder
11/03/1987US4704021 Apparatus for the exposure of a recording carrier including alpha numberic characters of faces having a foreground pattern contrasting relative to a background pattern
11/03/1987US4703923 Recirculating automatic document feeder
10/1987
10/29/1987DE3713520A1 Elektrofotografische druckvorrichtung Electrophotographic printing device
10/28/1987EP0243089A2 Light emitter
10/28/1987EP0242866A2 Image recording apparatus and method
10/28/1987EP0242852A2 Electronic printing method
10/27/1987US4703334 Optical recording head and belt positioning apparatus
10/27/1987US4702980 Image stability
10/27/1987US4702979 Electroconductive cathode layer, photoconductive layer of charge-generating organic pigment, anodic ion reaction at interface when irradiated
10/27/1987US4702964 Crosslinking a silicone rubber with a dimethyl-and methylvinyl-polysiloxane
10/27/1987US4702934 Electrophotographic photosensitive member, process and apparatus for the preparation thereof
10/27/1987US4702593 Dental diagnostic method
10/27/1987US4702590 Image density control apparatus
10/27/1987US4702589 Copying machine that copies halves of a document on different recording medium surfaces
10/27/1987US4702588 Apparatus for producing an electrophotographic print
10/27/1987US4702587 Shell-type electrostatic copying apparatus
10/27/1987US4702586 Copy board apparatus
10/27/1987US4702466 Sheet material feeder for copiers and other sheet processing apparatus
10/27/1987CA1228637A1 Lens and shutter positioning mechanism for variable- magnification copier
10/27/1987CA1228636A1 Toner dispensing control
10/27/1987CA1228635A1 Reversing roll inverter with bypass capability
10/27/1987CA1228634A1 Electrographic development method, apparatus and system
10/27/1987CA1228633A1 Recording apparatus for linewise recording information on a moving photoreceptor
10/22/1987WO1987006362A1 Apparatus for producing interleaved copy sheets
10/21/1987EP0241799A1 Copying machine having an intermediate tray
10/21/1987EP0241714A1 Directly-heated roller for fixing toner images
10/21/1987EP0241520A1 Electrographic liquid applicator head and fabrication method therefor
10/21/1987EP0241459A1 Electrostatic imaging by modulation of ion flow
10/20/1987US4701767 Magnetic recording head and method for manufacturing
10/20/1987US4701670 Optical write device
10/20/1987US4701389 Semiconductor pigments and binder resins of same electrostatic charge; contrast; photosensitivity
10/20/1987US4701387 Rinsing image with polar liquid between stages
10/20/1987US4701044 Image recording apparatus for composing plural partial original images into a single composite image
10/20/1987US4701043 Image forming apparatus
10/20/1987US4701042 Duplicating apparatus
10/20/1987US4700659 Developing unit of dry type
10/20/1987US4700450 Preparation and renovation of a fusion roller for a xerographic machine, fusion roller and vulcanizable composition
1 ... 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 ... 1157