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)
10/1989
10/17/1989US4874927 Alloy of iron, chromium, and aluminum dispersed in cera,ic substrate
10/17/1989US4873940 Image developing device
10/11/1989EP0336754A2 Heater control of fuser roller
10/11/1989EP0336610A1 Reprographic process and sheet material for use in such process
10/11/1989EP0336366A2 An image forming apparatus
10/11/1989EP0336028A1 Heat roll for electrophotography
10/11/1989CN1036277A Crossmixing auger mechanism for a development system
10/11/1989CN1036276A Process for preparing positive and negative images using photohardenable electrostatic master
10/11/1989CN1036274A Charging device
10/11/1989CN1036169A Method and device for producing graph with distributed electric charges
10/10/1989US4873554 Electrostatographic machine with withdrawable copy paper module
10/10/1989US4873553 Variable pressure controls of fixing device in electrophotographic copying machine
10/10/1989US4873552 Reader-printer
10/10/1989US4873550 Electrophotographic copier including means for sensing the size of an original document
10/10/1989US4873549 Device for detecting the life of an image forming process unit, opening of a seal of the unit and attachment of the unit to an image forming apparatus
10/10/1989US4873548 Image forming apparatus comprising a main assembly having a top frame adapted to swing open and closed with respect to a bottom frame and having process cartridge detachably mounted in the main assembly
10/10/1989US4873547 Sheet conveying apparatus
10/10/1989US4873545 Method of developing image on electrophotographic film
10/10/1989US4873541 Image forming apparatus
10/10/1989US4873540 Image recording method
10/10/1989US4873436 Nondestructive readout of a latent electrostatic image formed on an insulating material
10/10/1989US4873431 Recording apparatus with optical fiber cable interconnecting microcomputers
10/10/1989US4873135 Containing backing, image receiver, and antiblocking agent
10/10/1989US4872659 Cassette with turn cover and feed roller control
10/10/1989US4872418 Magnet roll developing apparatus
10/10/1989CA1262286A1 Matching hardcopy color to display color
10/05/1989WO1989009434A1 Copier with improved platen for books to be copied
10/05/1989WO1989009433A1 Electrostatic method for multicolor imaging from a single toner bath
10/05/1989WO1989009131A1 Electrostatic pick-up of master retained on web
10/05/1989DE3909514A1 Paper transport mechanism for an electrophotographic picture generating device
10/04/1989EP0335364A2 Image processing apparatus
10/03/1989US4872037 Image forming apparatus and control system therefor
10/03/1989US4872036 Developing apparatus
10/03/1989US4872035 Image forming apparatus
10/03/1989US4872034 Method for dividing density range of component dyes in color hard copy
10/03/1989US4872032 Image fixing device
10/03/1989US4871640 Applying light transmissive toner, heat fixing to give diffusive surface; then repeating process but melting to give smooth surface
10/03/1989US4871407 Selectively heating toner image, expansion,removal by peeling
10/03/1989CA1262170A1 Multi-level fuser lamp
10/03/1989CA1262073A1 Process for preparing printing forms
09/1989
09/28/1989DE3908488A1 Transfer and transport device
09/28/1989DE3907533A1 Light-sensitive element
09/28/1989DE3906630A1 Kombinierte elektrografische druck-, kopier- und telefax-einrichtung mit duplex-einheit Combined electrographic print, copy and fax-device with duplex unit
09/28/1989DE3808620A1 Einrichtung zum ueberwachen des transports von blattfoermigen aufzeichnungstraegern in einem elektrofotografischen drucker Means to supervise the transports of blattfoermigen aufzeichnungstraegern in an electrophotographic printer
09/28/1989DE3808619A1 Anordnung zum loesbaren befestigen von module auf einem modultraeger Arrangement for releasably securing of modules on a modultraeger
09/28/1989DE3808429A1 Method for photographing and recording a multi-page printed work
09/27/1989EP0334581A2 Apparatus for developing latent electrostatic images
09/27/1989EP0334327A2 Multi-screen setting condition display system
09/27/1989EP0334287A2 Electrostatic recording apparatus
09/27/1989EP0334099A2 Image forming method
09/27/1989EP0333880A1 Multi-color printing method for container
09/27/1989EP0333819A1 Platen arrangement for hot melt ink jet apparatus
09/26/1989US4870644 Control crash diagnostic strategy and RAM display
09/26/1989US4870589 Management apparatus for equipment
09/26/1989US4870526 Automatic power turn-off apparatus for an electronic apparatus
09/26/1989US4870464 Separating/guiding device for an electronic copying machine
09/26/1989US4870463 Latent electrostatic image developing device and toner cartridge
09/26/1989US4870462 Slug flow air stream apparatus for drying liquid toned images
09/26/1989US4870461 Developing device and developer carrying member usable therewith
09/26/1989US4870460 Method of controlling surface potential of photoconductive element
09/26/1989US4870459 Copying machine
09/26/1989US4870458 Display and input combination panel
09/26/1989US4870457 Electrophotographic copying machine with device for eliminating unwanted black areas
09/26/1989US4870456 Developing-unit shifting apparatus with two speed cooling fan
09/26/1989US4870454 Apparatus for and method of stabilizing the quantity of light of fluorescent lamp
09/26/1989US4870448 Original scanning apparatus
09/26/1989US4870447 Copying apparatus
09/26/1989US4870446 Apparatus for dispensing release oil in an image fuser
09/26/1989US4870445 Toner fuser apparatus
09/26/1989US4869948 Transparent antistatic, electroconductive layer and lubricant coating
09/26/1989US4869712 Paper folding apparatus
09/26/1989US4869707 Belt tension device
09/26/1989US4869582 Optical scanning apparatus for presenting the dislocation of a stationary mirror
09/26/1989US4869488 Automatic sheet-feeder
09/26/1989US4869401 Toner cartridge
09/26/1989CA1261913A1 Impactless printer
09/26/1989CA1260529A1 Developer system for reproduction and printing machines
09/26/1989CA1260528A1 Control for retracting the cleaning blade of a reproduction or printing machine when the machine is not in use
09/26/1989CA1260527A1 Toner supply cartridge for reproduction and printing machines
09/26/1989CA1260073A1 Frequency converter for use in a laser printer
09/21/1989WO1989008927A1 Assembly process for producing led rows
09/21/1989WO1989008896A1 Character generator for a non-mechanical printer
09/21/1989WO1989008895A1 Optical character generator for an electrographic printer
09/21/1989WO1989008894A1 Device for incorporating an optical character generator in a printer housing
09/21/1989WO1989008893A1 Arrangement for detachable fastening modules to a module support
09/21/1989WO1989008872A1 Device for flattening single sheets in non-mechanical printers and photocopy machines
09/21/1989WO1989008871A1 Device for monitoring the transport of record carriers in sheet form in an electrographic printer
09/21/1989WO1989008821A1 A paper transport and paper stabilizing system for a raster line printer, plotter or the like
09/21/1989DE3907875A1 Image recorder
09/21/1989DE3907313A1 Aufzeichnungsgeraet Aufzeichnungsgeraet
09/21/1989DE3808219A1 Optischer zeichengenerator fuer einen elektrofotografischen drucker The optical character generator for an electrophotographic printer
09/20/1989EP0333258A1 Method of and copying machine for copying originals in order on both sides of receiving sheets
09/20/1989EP0333199A2 Liquid development apparatus with perforated liquid carrier sheet
09/20/1989EP0333140A1 Automatic document conveying device
09/20/1989EP0333117A2 Process and device for application of a toner layer
09/20/1989EP0333112A1 Image forming apparatus
09/20/1989EP0333107A2 Original handling apparatus
09/20/1989EP0333106A2 Image forming apparatus
09/20/1989EP0333019A2 Sorting apparatus
09/20/1989EP0332696A1 Electronic reproduction apparatus with highlighting color
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