| Patents for G03G 13 - Electrographic processes using a charge pattern (6,148) |
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| 03/18/1980 | USRE30231 Lens selection device |
| 02/19/1980 | CA1071934A1 Electrophotographic decalcomanias |
| 02/12/1980 | CA1071466A1 Method of and means for the production of lithographic printing plates |
| 02/12/1980 | CA1071454A1 Use of an acylamino compound to produce a permanent conductivity pattern |
| 01/29/1980 | US4185916 Composite developer particles and apparatus for using same |
| 01/29/1980 | CA1070572A1 Prevention of toner deposition at end of copying in an auto bias developing process and apparatus |
| 01/22/1980 | US4184870 Method of obtaining a number of copies transferred from one electrostatic latent image |
| 01/15/1980 | US4183818 Color electrophotographic liquid developer of colored particles and zinc oxide |
| 01/08/1980 | US4182266 Means for the production of lithographic printing plates |
| 12/25/1979 | US4180318 Multi-copying method and multi-copying apparatus |
| 12/18/1979 | US4179213 Vector pinning in an electrophotographic machine |
| 12/11/1979 | US4177728 Method for producing duplicating stencils |
| 12/04/1979 | US4176942 Electrophotographic copying apparatus |
| 11/29/1979 | WO1979000999A1 Projection viewable transparency and electrographic process for making same |
| 11/27/1979 | US4176275 Radiation imaging and readout system and method utilizing a multi-layered device having a photoconductive insulative layer |
| 11/27/1979 | US4175958 Development by means of a toner and fixing the toner |
| 11/27/1979 | US4175957 Electrophotographic process using insulating dot overlayer |
| 11/27/1979 | US4175955 Electrophotographic processes using a pre-exposure |
| 11/27/1979 | CA1066958A1 Application of low impedance conversion of detected voltage to guard electrode |
| 10/30/1979 | US4172722 Electrostatic copying method for forming multiple copies |
| 10/17/1979 | EP0004572A1 Xerographic copier |
| 10/16/1979 | CA1064567A1 Method and apparatus for the manufacture of printing plates |
| 10/16/1979 | CA1064335A1 Process for developing electrographic images by causing electrical breakdown in the developer |
| 10/09/1979 | US4170687 Planographic printing plate for dry printing |
| 10/09/1979 | US4170475 Interposing conductive film between electrode and dielectric layer, applying low voltage direct current between ohmic layer and electrode, projecting radiant energy pattern onto photoconductive layer |
| 10/03/1979 | EP0004404A2 Electrophotographic process |
| 10/03/1979 | EP0004383A2 Process for the production of a resist by a magnetic printing process, a dry particulate resist composition obtained therefrom and apparatus for manufacturing a circuit board |
| 09/25/1979 | US4168975 Electrophotographic image receiving plates |
| 09/25/1979 | US4168974 Ion modulation imaging involves prior uniform charging of secondary recording surface and charge control thereof |
| 09/18/1979 | US4168338 Acrylic acid copolymer and reactive diglycidyl ether; electrography |
| 09/18/1979 | US4168329 Produces scum-free copy |
| 09/18/1979 | US4168165 Electrophotographic photosensitive material suitable for offset printing and lithography and process for production thereof |
| 09/18/1979 | CA1062532A1 Fixing of toner images on thermo-adhesive layers |
| 09/11/1979 | US4167411 Method for making reproductions of a graphic original from a high output electrostatic reproduction equipment |
| 09/05/1979 | EP0003789A1 Method of making planographic printing plates |
| 09/04/1979 | US4166690 Digitally regulated power supply for use in electrostatic transfer reproduction apparatus |
| 08/21/1979 | US4165393 Magnetic brush developing process for electrostatic images |
| 08/21/1979 | CA1060943A2 Electrophotographic process |
| 08/07/1979 | US4163898 Method of forming radiographic images |
| 07/24/1979 | CA1058937A1 X-ray sensitive elements and process of forming an image therefrom |
| 07/10/1979 | CA1058272A1 Electrophotographic method for producing multiple copies from the same electrostatic image |
| 07/03/1979 | CA1057590A1 Application of pulse bias across gap between donor and imaged member |
| 07/03/1979 | CA1057553A1 Process for fixing a toner image |
| 06/19/1979 | CA1056664A1 Fixing toner images to smooth surfaces |
| 05/22/1979 | US4155640 High speed electrophotographic imaging system |
| 05/16/1979 | EP0001886A1 A system for charging the photoconductor device of a xerographic machine |
| 05/15/1979 | US4155093 Method and apparatus for generating charged particles |
| 05/08/1979 | CA1054211A1 Process for electrographic image production and an apparatus for carrying out this process |
| 05/08/1979 | CA1053991A1 Ink development of electrostatic images |
| 04/24/1979 | US4150985 Image forming process involving phase change |
| 04/17/1979 | CA1052634A1 Method and apparatus for developing an electrostatic latent image on an electrophotographic film |
| 04/10/1979 | US4148937 Butadiene-styrene copolymer |
| 04/10/1979 | US4148767 Ink for dry planographic printing |
| 04/03/1979 | US4147540 Color electrophotographic developer system employing one carrier having a coating of resin and copper tetra-4-(octadecylsulfonomido)phthalocyanine |
| 04/03/1979 | CA1051725A1 Electrostatic duplicating method and apparatus utilizing wet-developing |
| 03/21/1979 | EP0001068A2 Lithographic printing plate with oleophilic sublimated image, process for its manufacture and electrostatic toner composition comprising a sublimatable material |
| 03/20/1979 | US4145299 Electrographic liquid developers containing azo dye marking particles derived from 2,3-naphthalenediol or derivatives thereof |
| 03/20/1979 | CA1051084A1 Image recording method and apparatus for electrophotographic film |
| 03/20/1979 | CA1051083A1 Shutterless camera system |
| 03/06/1979 | US4143381 Method for information processing |
| 03/06/1979 | US4142889 Variation of the amount of light during exposure to improve image formation |
| 03/06/1979 | CA1049829A1 Electrophotographic color process and electrophotographic light-sensitive material for use in the electrophotographic color process |
| 02/21/1979 | EP0000789A2 Method and apparatus for generating charged particles |
| 02/13/1979 | US4139299 Auto-bias developing apparatus |
| 02/07/1979 | EP0000671A2 Improved electrophotographic apparatus and method for use with electrophotosensitive toner |
| 02/06/1979 | CA1047846A1 Toner applicator for electrographic recording system |
| 01/30/1979 | US4136942 Electrophotographic apparatus |
| 01/23/1979 | CA1047095A1 Process and apparatus for forming electrostatic charge patterns |
| 01/23/1979 | CA1046866A1 Process for the preparation of printing forms |
| 01/23/1979 | CA1046865A1 Process for the preparation of printing forms |
| 01/16/1979 | US4134764 Polymeric binder and a dye having at least two quinoid benzene rings |
| 01/16/1979 | US4134676 Reprography process: color-copying with sublimable dyes |
| 01/09/1979 | CA1045873A1 Developer-preserver composition and method of treating printing plates |
| 01/02/1979 | US4132548 Process for reproducing images of fine lines or characters of low density |
| 12/26/1978 | CA1045275A1 Repellent compositions and elements containing the same |
| 12/19/1978 | US4130670 Process for fixing toner images |
| 12/12/1978 | CA1044305A1 Method of and device for electrostatic printing |
| 12/12/1978 | CA1044081A1 Electrostatic duplicating method and apparatus utilizing wet developing |
| 12/05/1978 | CA1043854A1 Transparency support material |
| 11/14/1978 | US4125667 High surface area ferromagnetic carrier materials |
| 11/07/1978 | US4124287 Imaging system utilizing uncharged marking particles |
| 11/07/1978 | CA1041842A1 Xerographic developing apparatus |
| 10/31/1978 | US4123269 Electrostatographic photosensitive device comprising hole injecting and hole transport layers |
| 10/24/1978 | US4121932 Electrophotographic process involving dye transfer imagewise |
| 10/24/1978 | US4121931 Electrographic development process |
| 10/24/1978 | CA1041157A2 Reproduction apparatus |
| 10/10/1978 | US4119688 Electro-lithography method |
| 09/26/1978 | US4116558 Duplex system and method for pre-collation copiers |
| 09/19/1978 | US4115114 Electrostatic charge image transfer |
| 09/12/1978 | CA1038215A1 Method and medium for producing electrostatic charge patterns |
| 09/05/1978 | US4111539 Electrostatic printing master apparatus |
| 09/05/1978 | US4111152 Electrostatographic apparatus comprising improved development bias means |
| 08/29/1978 | CA1037549A1 Encapsulated fluid for image fixing in electrostatography |
| 08/29/1978 | CA1037544A1 Reproducing apparatus and process for duplex imaging in a single pass |
| 08/29/1978 | CA1037543A1 Sheet reversing apparatus and a duplex reproducing apparatus employing same |
| 08/22/1978 | CA1037103A1 Method for preparing printing plate for use in lithography |
| 08/22/1978 | CA1036861A1 Imaging method |
| 08/15/1978 | US4106933 Piezoelectric method and medium for producing electrostatic charge patterns |
| 08/15/1978 | US4106409 Electrostatic printing method |
| 08/15/1978 | CA1036652A1 Imaging process with donor material |