| Patents for G03G 13 - Electrographic processes using a charge pattern (6,148) |
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| 07/28/1988 | WO1988005561A1 Image reversal process |
| 07/27/1988 | EP0275636A2 Color toner and two-component developer containing same |
| 07/26/1988 | US4760006 2,3-bis(dialkylaminophenyl)quinoxalines and their use in electrophotographic recording materials |
| 07/19/1988 | US4758493 Magnetic single component toner compositions |
| 07/12/1988 | US4757345 Electrophotographic system |
| 07/12/1988 | US4756992 Bringing electrode into proximity with photoreceptor, charging photoreceptor with electrostatic charge of opposite polarity, projecting image of the subject on the photoreceptor to form charge image |
| 07/12/1988 | US4756985 Forming, exposing, developing first latent image, forming, exposing, developing second latent image, |
| 07/04/1988 | EP0204774A4 Method of and means for developing electrophotographic images. |
| 06/15/1988 | EP0271334A2 Image forming method |
| 06/15/1988 | EP0270728A1 Electrophotographic apparatus for forming a multi-color image |
| 06/08/1988 | CN87208453U Reciprocally rotary small-sized plate xerographic printer |
| 05/31/1988 | US4748474 Image forming method and apparatus using developer having toner generally from one to five microns in size and a lubricant |
| 05/31/1988 | US4748098 Emulsion for post-treating planographic printing plates prepared by electrophotographic means and process for producing the printing plates |
| 05/19/1988 | WO1988003669A1 High-quality color printer |
| 05/11/1988 | EP0266466A2 Method of imaging resist patterns of high resolution of the surface of a conductor and a liquid toner for use in that method |
| 05/10/1988 | US4743521 Electrophotographic material with mxiture of charge transport materials |
| 05/04/1988 | EP0265904A1 Image forming apparatus |
| 04/27/1988 | EP0264902A2 Offset electrostatic imaging process |
| 04/26/1988 | US4740818 Electrophotographic reproduction apparatus and method with selective screening |
| 04/26/1988 | US4740816 Means for developing electrophotographic images |
| 04/26/1988 | US4740439 Image-forming process using long-rolled photosensitive material |
| 04/19/1988 | US4739364 Roll paper feeding apparatus for electrophotographic processing machine |
| 04/12/1988 | US4737434 Process for colored toners with selected triboelectric characteristics |
| 04/06/1988 | EP0262902A2 Development process in electrophotography |
| 03/29/1988 | US4734740 Image formation method and apparatus |
| 03/29/1988 | US4734132 Lipophobicating solution for electrophotographic plates for offset printing contains phytic acid and at least two dicarboxylic acids |
| 03/24/1988 | WO1988002136A1 Method and apparatus for producing printing plate |
| 03/17/1988 | DE3730104A1 Method for producing a multi-coloured image (picture) |
| 03/09/1988 | EP0258889A2 Color electrophotographic method |
| 03/02/1988 | EP0257364A1 Developing method for electrostatic latent image |
| 03/02/1988 | EP0120071B1 A method for developing a latent electrostatic image |
| 02/24/1988 | EP0256255A2 Manufacturing process of electrophotographical-recording elements |
| 02/23/1988 | US4727008 Dye-forming electrically activatable recording element and process |
| 02/16/1988 | US4725867 Apparatus for forming a multi-color image on an electrophotographic element which is sensitive to light outside the visible spectrum |
| 01/26/1988 | US4721662 Electrophotographic image forming method to produce multicolor images |
| 01/20/1988 | EP0253560A1 An electrophotographic copying method and insulating paper for use therein |
| 01/19/1988 | CA1231752A1 Developing process for electrophotography |
| 01/13/1988 | EP0252735A2 yethod of high resolution electrostatic transfer of a high density image to a nonporous and nonabsorbent conductive substrate |
| 01/13/1988 | EP0252122A1 Apparatus and method for electrophotographically producing copies from originals having continuous-tone and other content. |
| 01/07/1988 | EP0251816A1 Image forming method and apparatus therefor |
| 01/07/1988 | EP0250893A1 Colour filter elements |
| 01/07/1988 | EP0250653A1 Electrophotographic method for reversal or positive-positive image formation |
| 01/07/1988 | EP0250556A1 Multicolor electrophotographic reproduction apparatus and method for producing color accented copies. |
| 01/05/1988 | US4717639 Process for preparation of a stencil or resist image |
| 12/09/1987 | EP0248119A1 Improved method for the development of electrostatic images |
| 12/02/1987 | EP0247343A1 Electrophotographic method |
| 12/02/1987 | EP0247248A1 A process for image production containing the heat-and-pressure fixing of a still wet or moist toner image |
| 11/25/1987 | EP0246538A1 Emulsion for the aftertreatment of electrophotographically produced planographic printing forms, and process for the production of the planographic printing plates |
| 11/25/1987 | EP0246362A1 A method and apparatus for the development of an electrostatic charge image |
| 11/24/1987 | US4708459 Electrophotographic color proofing apparatus and method |
| 11/24/1987 | US4708452 Decoating device |
| 11/24/1987 | CA1229649A1 Electrographic apparatus and method employing image development adjustment |
| 11/19/1987 | EP0146567B1 Apparatus and method for forming multicolor electrophotographic images |
| 11/17/1987 | US4707428 Electrostatic latent image developing method |
| 11/11/1987 | EP0244704A2 Photoelectrographic elements and imaging method |
| 11/11/1987 | CN87103295A Xeroprinting with photopolymer master |
| 11/10/1987 | US4705696 Method of making a lithographic printing plate, printing plates made by the method, and the use of such printing plates to make lithographic prints |
| 11/04/1987 | EP0243935A2 Improved silver-based electrostatic printing master |
| 11/04/1987 | EP0243934A2 Xeroprinting with photopolymer master |
| 10/27/1987 | US4702987 Developing method for electrophotography |
| 10/27/1987 | US4702979 Electroconductive cathode layer, photoconductive layer of charge-generating organic pigment, anodic ion reaction at interface when irradiated |
| 10/27/1987 | CA1228634A1 Electrographic development method, apparatus and system |
| 10/20/1987 | US4701389 Semiconductor pigments and binder resins of same electrostatic charge; contrast; photosensitivity |
| 10/20/1987 | US4701387 Rinsing image with polar liquid between stages |
| 10/14/1987 | EP0241160A2 Developing method |
| 10/14/1987 | EP0240888A2 Color electrophotograhic method and apparatus |
| 10/14/1987 | EP0240615A1 Electrophoretic development of electrostatic charge images |
| 10/13/1987 | US4699865 Image forming method |
| 10/13/1987 | US4699863 Containing aromatic ammonium salt in binder |
| 10/13/1987 | US4699860 Photosensitive member and process for forming images with use of the photosensitive member having an amorphous silicon germanium layer |
| 10/13/1987 | CA1228114A1 Method and arrangement for maintaining a given potential ratio in the exposure of electrostatically charged light-sensitive layers |
| 10/06/1987 | US4698290 Process for energy reduction with flash fusing |
| 09/29/1987 | US4696880 Method and apparatus for reproducing multi-color image and photoreceptor thereof |
| 09/24/1987 | WO1987005720A1 Method and apparatus utilizing corona erase for improving a multi-color electrophotographic image |
| 09/24/1987 | WO1987005719A1 Electrophotographic color proofing apparatus and method |
| 09/22/1987 | US4695524 Process for ultra high quality images with magnetic developer composition |
| 09/16/1987 | EP0236783A1 Color profing method and article |
| 09/11/1987 | WO1987005410A1 Method and apparatus for improving a multi-color electrophotographic image |
| 08/25/1987 | US4689285 Controlling friction charging of developer |
| 08/25/1987 | US4689282 Method and paper for printing by magnetography and documents printed on paper of this type |
| 08/18/1987 | US4686935 Developing device |
| 08/18/1987 | CA1225692A1 Method for forming a colored image |
| 08/11/1987 | US4686163 Photoconductive layer on electroconductive substrate capable of transmission of actinic radiation |
| 08/04/1987 | US4684594 Electrophotographic process for preparing printing forms using alkaline decoater solution |
| 07/28/1987 | US4683187 Dry process electrostatic developer comprising a generally round magnetic carrier and a flake-type carrier |
| 07/28/1987 | US4682880 Multicolor image recording method and device utilizing a single image transfer to the recording material |
| 07/21/1987 | US4681828 Method of chemical electrographic image amplification using chemically active toner particles |
| 07/14/1987 | US4680245 Electrophotographic positively chargeable developer containing silica treated with a nitrogen containing silane coupling agent and method of developing |
| 07/14/1987 | US4680244 Light-sensitive recording material for the production of a printing form or printed circuit with photoconductive layer and light-sensitive overlayer |
| 07/14/1987 | US4679929 Multiplex image reproducing apparatus |
| 07/14/1987 | US4679928 Development apparatus |
| 07/08/1987 | EP0227741A1 Multicolor images using an electron beam |
| 07/01/1987 | EP0227006A1 A method of developing electrostatic latent images |
| 07/01/1987 | EP0226750A1 Method of electrostatic color proofing by image reversal |
| 07/01/1987 | CN86108063A Extended life development system |
| 06/24/1987 | EP0226399A2 Process for preparation of a stencil or resist image |
| 06/23/1987 | US4675268 Difference between softening point and initiation temperature related to image quality |
| 06/23/1987 | US4675266 Forming developer into thin film, pressing developer to laten t image, then supplying alternating current |
| 06/18/1987 | WO1987003710A1 Apparatus and method for electrophotographically producing copies from originals having continuous-tone and other content |
| 06/18/1987 | WO1987003709A1 Electrophotographic reproduction apparatus and method with selective screening |