| Patents for G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618) |
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| 02/09/1982 | US4315270 Backup electrode for an electrostatic recorder |
| 02/09/1982 | US4315064 Electrostatic photographic copying process |
| 02/09/1982 | US4314759 Plate element for holding an original, in a reproduction device |
| 02/09/1982 | US4314755 Bias voltage controlled developing system in an electrophotographic copying machine |
| 02/09/1982 | CA1118009A1 Protected document and method of making same |
| 02/04/1982 | WO1982000369A1 Improvements in and relating to electrostatic printing |
| 02/03/1982 | EP0045102A2 Slit exposure device |
| 02/03/1982 | EP0045061A1 Sheet feeding apparatus |
| 02/03/1982 | EP0044919A1 Xerographic machine employing photoconductive imaging belt |
| 02/02/1982 | US4314283 Diffraction based light collector |
| 02/02/1982 | US4314242 Apparatus for detecting a residual quantity of toner |
| 02/02/1982 | US4314018 Cleaning process for an electrostatic copying apparatus |
| 02/02/1982 | US4314006 Flexible document transport belt of ethylene propylene diene rubber |
| 02/02/1982 | US4313981 Bevelins, applying oil resistant layer |
| 02/02/1982 | US4313673 Duplex operation in a reproduction machine |
| 02/02/1982 | US4313672 Stepper motor drive system in computer fanfold reproduction |
| 02/02/1982 | US4313671 Method and apparatus for controlling image density in an electrophotographic copying machine |
| 02/02/1982 | US4313670 Reproduction machine with a pivotal stapling device |
| 02/02/1982 | US4313599 Stack tray for sheet separator |
| 02/02/1982 | US4313343 Apparatus for detecting remaining quantity of toner in electrophotographic copying machine |
| 02/02/1982 | CA1117617A1 Reproduction machine with paper path detection diagnostics |
| 02/02/1982 | CA1117583A1 Electrophotographic copying machine |
| 02/02/1982 | CA1117333A1 Scanner with reflective pyramid error compensation |
| 01/27/1982 | EP0044752A2 Dual component developing material detecting device for electrostatic copying apparatus |
| 01/27/1982 | EP0044674A2 Apparatus for maintaining a moving belt in lateral alignment |
| 01/27/1982 | EP0044306A1 High speed printer |
| 01/26/1982 | US4312932 Toners, developers for use in a single pass color image development |
| 01/26/1982 | US4312589 Charge density control for an electrostatic copier |
| 01/26/1982 | US4312588 High-speed recording apparatus |
| 01/26/1982 | CA1117179A1 Magnetic image decorator |
| 01/26/1982 | CA1117178A1 Reproduction scanning system having intermediate storage between input and output scanning stations |
| 01/26/1982 | CA1117177A1 Electrographic printing head |
| 01/26/1982 | CA1116914A1 Electrostatic image forming light transmitting particles containing electrically conductive material and a subliming developing agent |
| 01/20/1982 | EP0044225A1 Apparatus for developing a latent image |
| 01/20/1982 | EP0043913A2 Apparatus for and method of controlling the temperature of a hot roll fuser in a xerographic machine |
| 01/19/1982 | US4311780 Electrophotographic process and apparatus of two revolutions/copy, wet developing type |
| 01/19/1982 | US4311778 Electrophotographic method |
| 01/19/1982 | US4311777 Method for forming an electrostatic latent image |
| 01/19/1982 | US4311776 Electrophotographic image forming method |
| 01/19/1982 | US4311723 Method of vapor fixing a toner |
| 01/19/1982 | US4311110 Electrostatic photocopying apparatus with improved developer supply means |
| 01/19/1982 | CA1116727A1 Distributed microprocessor control system for a copier/duplicator |
| 01/19/1982 | CA1116687A1 Toner fixing method |
| 01/19/1982 | CA1116549A1 Heat fuser roll and method of manufacture |
| 01/13/1982 | EP0043720A2 Error compensation circuit for a bit clock |
| 01/13/1982 | EP0043508A2 Apparatus for the transport and the alignment of printing plates |
| 01/13/1982 | EP0043505A2 Apparatus for exchange of developer contained in a developing station |
| 01/12/1982 | US4310238 Electrostatic copying apparatus |
| 01/12/1982 | US4310237 Adjusting copy contrast and density |
| 01/12/1982 | US4310236 Copy sheet alignment for flash-on-the-fly copiers |
| 01/12/1982 | US4310235 Job programming |
| 01/12/1982 | US4310153 Electrostatographic apparatus comprising sheet sensors |
| 01/12/1982 | US4309957 Wick for dispensing fuser oil |
| 01/12/1982 | US4309803 Low cost foam roll for electrostatographic reproduction machine |
| 01/12/1982 | CA1116228A1 Bearing arrangements |
| 01/12/1982 | CA1116227A1 Controlled corona for charging electrostatic photocopy paper having zno binder layer |
| 01/12/1982 | CA1116225A1 Adjustable imaging apparatus having guide rails and centering devices |
| 01/12/1982 | CA1116224A1 Method for preventing toner particles from moving from recording medium to modulating element |
| 01/12/1982 | CA1116223A1 Multiple applicator roller toner station, multiple roller dryer station for page printing system |
| 01/11/1982 | EP0038825A4 Centrifugal clamp on a high speed print drum. |
| 01/06/1982 | EP0043086A2 Liquid toner applicator |
| 01/06/1982 | EP0043061A2 Toner container filling apparatus for electrostatic copiers |
| 01/05/1982 | US4309737 Charge roller system for an electrophotographic copier |
| 01/05/1982 | US4309591 Heating and fixing device for toner image |
| 01/05/1982 | US4309498 Formed by attracting a semiconducting or dielectric toner onto nonmagnetic cylinder with aid of magnetic force of permanent magnet roll |
| 01/05/1982 | US4309102 Original document handler |
| 01/05/1982 | US4309101 System for controlling apparatus for composite-recording information |
| 01/05/1982 | US4308941 Logic for coin operated office copy machine vender |
| 01/05/1982 | US4308821 Electrophotographic development apparatus |
| 12/30/1981 | EP0042630A1 Electrographic apparatus |
| 12/30/1981 | EP0042476A1 Electrophotographic copier including charge erase device |
| 12/29/1981 | US4308331 Screen photosensitive member and electrophotographic method |
| 12/29/1981 | US4307959 Setting mechanism for an optical system |
| 12/29/1981 | US4307958 Printing machine having immediate duplexing capabilities |
| 12/29/1981 | US4307957 Paper jam detecting device for use in an electrophotographic copying machine |
| 12/29/1981 | US4307878 Cassette type feed apparatus |
| 12/29/1981 | US4307763 Toner container |
| 12/29/1981 | CA1115334A1 Electrographic element provided with electrical connection means |
| 12/29/1981 | CA1115333A1 Bias device for a copying machine |
| 12/29/1981 | CA1115331A1 Electrographic recording head having integral recording electrode cleaning means |
| 12/29/1981 | CA1115330A1 Duplex system and method for pre-collation copiers |
| 12/29/1981 | CA1115329A1 Dynamic reference for an image quality control system |
| 12/29/1981 | CA1115328A1 Vector pinning in an electrophotographic machine |
| 12/29/1981 | CA1115327A1 Electrophotographic document copier machine with modular paper path assembly |
| 12/29/1981 | CA1115301A1 Duplex/simplex precollation copying system |
| 12/23/1981 | EP0042139A2 Process for the simultaneous preparation of several copies of a paper original, and a device for carrying it out |
| 12/23/1981 | EP0042136A1 Registration method and means |
| 12/23/1981 | EP0042051A2 Powder dispensing apparatus with metering roll |
| 12/23/1981 | EP0042050A2 Electrophotographic copier including copy sheet detach detector |
| 12/23/1981 | EP0041982A1 A method for recording signals on bands by means of laser beams and apparatus for carrying out the method. |
| 12/22/1981 | US4307431 High-voltage power source |
| 12/22/1981 | US4307165 Plural imaging component microcellular arrays, processes for their fabrication, and electrographic compositions |
| 12/22/1981 | US4306804 Exposure control and other component control for electrostatic copying machine |
| 12/22/1981 | US4306802 Cassette and heating arrangement for photocopy machine |
| 12/22/1981 | US4306801 Charging process for image forming apparatus |
| 12/22/1981 | US4306800 Apparatus for controlling the position of a recording carrier and transport thereof relative to an intermediate carrier of a printing or copying devices |
| 12/22/1981 | US4306762 Reflecting apparatus in an optical system |
| 12/22/1981 | CA1114885A1 Wick for dispensing fuser oil |
| 12/22/1981 | CA1114884A1 Electrophotographic copying machine |
| 12/16/1981 | EP0041602A2 Electrophotographic copier and method for producing copies in booklet form |