| Patents for G03G 13 - Electrographic processes using a charge pattern (6,148) |
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| 06/18/1987 | WO1987003708A1 Multicolor electrophotographic reproduction apparatus and method for producing color accented copies |
| 06/16/1987 | US4673627 Electrophotographic lithographic printing plate |
| 06/16/1987 | EP0225456A2 Method of image reversal in color electrophotography |
| 06/11/1987 | DE3641597A1 Method for driving a photoreceptor in an electrophotographic copying operation |
| 06/10/1987 | EP0225117A1 Electrophotographic development apparatus |
| 06/09/1987 | US4672018 Reduced energy |
| 06/09/1987 | US4672017 Mixture of magnetic carrier and toner particles chargeable by friction-photosensitive plate and magnetic brush move in same direction |
| 06/02/1987 | US4670364 Photomask for electrophotography |
| 05/27/1987 | EP0223154A1 Layer removing device |
| 05/26/1987 | US4668600 Electrophotographic recording material containing an n-type conducting pigment |
| 05/26/1987 | US4668598 Multicolor images using an electron beam |
| 05/19/1987 | US4666815 Method for developing electrostatic latent image with non-magnetic toner |
| 05/19/1987 | US4666814 Method for developing electrostatic latent image with non-magnetic toner |
| 05/19/1987 | US4666801 Method and apparatus for forming a toner image in electrophotographic printing |
| 05/19/1987 | CA1222020A1 Apparatus and method for forming multicolor electrophotographic images |
| 05/13/1987 | EP0221451A1 Method of image fixing in colour electrostatography |
| 05/13/1987 | EP0221281A1 Device for purging a developer mixture containing a magnetic component from the developer unit of a non-mechanical printing or copying machine |
| 05/12/1987 | US4664502 Liquid developing apparatus for use in electrophotographic copying machine |
| 05/12/1987 | US4664501 Method of and apparatus for producing duplicates in color |
| 05/12/1987 | US4664500 Method and apparatus for transferring a latent electrical image |
| 04/28/1987 | US4661431 Method of imaging resist patterns of high resolution on the surface of a conductor |
| 04/28/1987 | US4661430 Electrostatic copying |
| 04/28/1987 | US4661429 Photoelectrographic elements and imaging method |
| 04/28/1987 | US4660959 Device for the electrophotographic manufacture of printing forms |
| 04/28/1987 | US4660503 Method and apparatus for improving a multi-color electrophotographic image |
| 04/22/1987 | EP0219233A2 Developing method and apparatus |
| 04/21/1987 | US4660152 System and method for monitoring and maintaining concentrate material in a fluid carrier |
| 04/21/1987 | US4659211 Copying apparatus |
| 04/21/1987 | US4659207 Copying method and apparatus for independently scanning two parts of an original document |
| 04/15/1987 | EP0218425A2 Production of projectable image |
| 04/14/1987 | US4657831 Improve fidelity of lithographic proofs made by electrophoto graphy using plastic sheet laminated over toner dot pattern; optics |
| 04/14/1987 | US4657374 Development system for photoreceptor having surface potential and a large amount of charge |
| 04/08/1987 | EP0217661A2 Lipophobicating solution for electrophotographic plates for offset printing |
| 03/31/1987 | US4654288 Hardness, prevention of image flow |
| 03/31/1987 | US4654282 Plural electrophotographic toned image method |
| 03/31/1987 | US4653896 Process for developing and transferring magnetic toner images |
| 03/31/1987 | US4653427 Non-contact development method and apparatus under tangential magnetic field and AC field |
| 03/24/1987 | US4652510 Method for forming negative and positive images in electrophotographic process |
| 03/18/1987 | EP0214596A2 Method for manufacturing printing plates |
| 03/17/1987 | US4650734 Color filter elements and electrophotographic method of making same |
| 03/04/1987 | EP0212669A2 Method for the development of an electrostatic latent image |
| 02/24/1987 | US4645729 Aromatic vinyl, ethylenically unsaturated carboxylic acid ester copolymer; hydroxycarboxylic acid complex salt, release agent; chargeable toner |
| 02/17/1987 | US4643960 Blend of thermoplastic binder, pigment, and fatty amide |
| 02/17/1987 | CA1218105A1 Apparatus and method for electrophotographically producing copy having continuous-tone and other content |
| 02/10/1987 | US4641951 Method and apparatus for electrophotographically reproducing a desired portion of an original on copying paper |
| 02/03/1987 | US4640883 Forming latent image with different potentials, then magnetic brush development |
| 02/03/1987 | US4640882 Image forming method of negative latent images using silica particles |
| 02/03/1987 | US4640880 Increasing fluidity of toner |
| 01/29/1987 | WO1987000645A1 Multicolor images using an electron beam |
| 01/20/1987 | US4638281 Magnetic roll for copy machines and method for manufacturing same |
| 01/20/1987 | US4637973 Image forming process for electrophotography |
| 01/07/1987 | EP0207324A2 Image-forming process |
| 01/06/1987 | US4634646 Method for the formation of electrophotographic images |
| 01/06/1987 | US4634257 Electrostatic printing method |
| 01/06/1987 | US4633808 Developing process for electrophotography using a two-component developer |
| 12/17/1986 | EP0204774A1 Method of and means for developing electrophotographic images |
| 12/16/1986 | US4629674 Stabilization of surface potential by direct current corona discharge |
| 12/16/1986 | CA1215412A1 Suction device for holding plates |
| 12/10/1986 | CN85104637A Method of forming images |
| 12/09/1986 | US4628019 Process for developing electrostatic images and toner therefor |
| 12/09/1986 | US4628017 Electrostatic image forming method |
| 12/09/1986 | US4627698 Processing apparatus for printing plates |
| 12/03/1986 | EP0203196A1 Method of and apparatus for forming multi-color images |
| 12/02/1986 | US4626487 Particulate developer containing inorganic scraper particles and image forming method using the same |
| 11/25/1986 | US4624559 Developing method for electrostatic latent image |
| 11/19/1986 | CN86101349A Magnetic brush abrasion development of imaging sheets employing photosensitive microcapsules |
| 11/11/1986 | US4621920 Preconditioning a photosensitive drum prior to actual photocopying |
| 11/04/1986 | US4621039 Developer compositions with fast admixing characteristics |
| 10/28/1986 | CA1213317A1 Electrophotography |
| 10/28/1986 | CA1213316A1 Electrostatic charge differential amplification (cda) |
| 10/22/1986 | EP0198488A1 Electrophotographic recording material |
| 10/21/1986 | US4618241 Apparatus, process for charging toner particles |
| 10/14/1986 | US4616923 Potential control on photosensitive layers in electrostatic charging processes |
| 09/30/1986 | US4614700 Image forming process with magnetic brush development |
| 09/30/1986 | US4614697 Developing method for developing electrostatic latent image |
| 09/30/1986 | US4614165 Extended life development system |
| 09/24/1986 | EP0195564A2 Improved color reproduction process |
| 09/23/1986 | US4613555 Electrostatics adhesion of light transmissive particles onto photoconductive substrate, exposure, development |
| 09/17/1986 | EP0194776A2 Multicolor toner images in electrography |
| 09/17/1986 | CN86100278A Improved color reproduction process |
| 09/16/1986 | US4612273 Pressure fixing a single component toner with polyamide-rosin |
| 09/16/1986 | US4612272 Pressure fixing a single component toner with polyamide-rosin |
| 09/16/1986 | US4612269 Method of fabricating a lithographic master |
| 09/09/1986 | US4610939 Method and apparatus for the transfer of an electrostatically deposited toner image |
| 09/02/1986 | US4609603 Xerography |
| 08/26/1986 | US4608327 Method of forming composite images |
| 08/26/1986 | US4607940 Reversed development electrophotographic reproduction process and apparatus |
| 08/20/1986 | EP0191592A2 Process for selective transfer of metallic foils to xerographic images |
| 08/19/1986 | US4606990 Nonmagnetic, one component |
| 08/05/1986 | US4604337 Transparent substrate, color filter layer, and photosensitive layer |
| 07/31/1986 | WO1986004428A1 Method for the formation of a multicolour proof print starting from at least two colour separations and device for performing this method |
| 07/30/1986 | EP0188844A1 Electrophotographic process for forming a visible image |
| 07/29/1986 | CA1208476A1 Method for forming a self-fixed image on a nonporous surface at ambient temperature |
| 07/29/1986 | CA1208471A1 Electrophotographic recording material |
| 07/16/1986 | EP0187380A1 Electrophotographic lithographic printing plate |
| 07/15/1986 | US4600669 Electrophotographic color proofing element and method for using the same |
| 07/15/1986 | US4600668 Using an injection current which becomes saturated at the surface potential of the photosensitivity layer |
| 07/15/1986 | CA1207581A1 Image receptor and method for producing an opaque print thereon |
| 07/08/1986 | US4599293 Free radical polymerization |
| 07/08/1986 | US4599288 Resin layer hardened by electron beam irradiation |