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where the image is formed on a dielectric layer covering the photoconductive layer
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G03G15/226
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ELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY
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Apparatus for electrographic processes using a charge pattern
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G03G15/226
where the image is formed on a dielectric layer covering the photoconductive layer
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Patents Grants
last 30 patents
Information
Patent Grant
Transfer belt platens
Patent number
10,647,134
Issue date
May 12, 2020
Kabushiki Kaisha Toshiba
Don W. Stafford
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Imaging system for patterning of an image definition material by el...
Patent number
9,529,307
Issue date
Dec 27, 2016
Palo Alto Research Center Incorporated
Janos Veres
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic printing apparatus and method
Patent number
5,995,795
Issue date
Nov 30, 1999
Elfotek Ltd.
Genady Berlin
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic process and apparatus therefor
Patent number
4,551,003
Issue date
Nov 5, 1985
Canon Kabushiki Kaisha
Michio Ito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method and apparatus for thermally-assisted grounding of an electro...
Patent number
4,512,653
Issue date
Apr 23, 1985
Eastman Kodak Company
Yee S. Ng
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic method for producing an image on dielectric fil...
Patent number
4,388,390
Issue date
Jun 14, 1983
Felix A. Anokhin
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method for providing an electrical charge pattern on the insulative...
Patent number
4,331,753
Issue date
May 25, 1982
Minnesota Mining and Manufacturing Company
Valdis Mikelsons
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic process involving double charging
Patent number
4,322,486
Issue date
Mar 30, 1982
OCE-van der Grinten N.V.
Jan A. de Putter
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic method
Patent number
4,311,778
Issue date
Jan 19, 1982
Canon Kabushiki Kaisha
Hidejiro Kadowaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic process and apparatus
Patent number
4,298,669
Issue date
Nov 3, 1981
Canon Kabushiki Kaisha
Giichi Marushima
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Device for controlling potential of latent image for use in electro...
Patent number
4,290,690
Issue date
Sep 22, 1981
Kabushiki-Kaisha K I P
Nobutaka Noda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method for controlling image formation in electrophotography by pre...
Patent number
4,288,514
Issue date
Sep 8, 1981
Canon Kabushiki Kaisha
Noboru Kutsuwada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic process and apparatus therefor
Patent number
4,286,032
Issue date
Aug 25, 1981
Canon Kabushiki Kaisha
Michio Ito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic apparatus with corona discharge control
Patent number
4,268,161
Issue date
May 19, 1981
Canon Kabushiki Kaisha
Kimio Nakahata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of electrophotography
Patent number
4,262,075
Issue date
Apr 14, 1981
Kabushiki-Kaisha K I P
Nobutaka Noda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic imaging method having a double charging sequence
Patent number
4,254,199
Issue date
Mar 3, 1981
Xerox Corporation
Simpei Tutihasi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic method
Patent number
4,222,776
Issue date
Sep 16, 1980
Canon Kabushiki Kaisha
Syusei Tsukada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic process
Patent number
4,197,119
Issue date
Apr 8, 1980
Fuji Xerox Co., Ltd.
Shigeru Sadamatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic apparatus
Patent number
4,136,942
Issue date
Jan 30, 1979
Canon Kabushiki Kaisha
Kimio Nakahata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Piezoelectric method and medium for producing electrostatic charge...
Patent number
4,106,933
Issue date
Aug 15, 1978
Minnesota Mining and Manufacturing Company
Allen L. Taylor
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic process and apparatus
Patent number
4,071,361
Issue date
Jan 31, 1978
Canon Kabushiki Kaisha
Giichi Marushima
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatographic imaging method
Patent number
4,063,945
Issue date
Dec 20, 1977
Xerox Corporation
Donald C. Von Hoene
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatographic imaging method
Patent number
4,063,943
Issue date
Dec 20, 1977
Xerox Corporation
Donald C. Von Hoene
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotography
Patent number
4,052,206
Issue date
Oct 4, 1977
Hitachi, Ltd.
Masayasu Anzai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cathode ray tube pickup device
Patent number
4,033,687
Issue date
Jul 5, 1977
Canon Kabushiki Kaisha
Kazuhiro Hirayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method and medium for producing electrostatic charge patterns
Patent number
3,992,204
Issue date
Nov 16, 1976
Minnesota Mining and Manufacturing Company
Allen L. Taylor
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus for forming positive and negative images
Patent number
3,990,791
Issue date
Nov 9, 1976
Canon Kabushiki Kaisha
Syusei Tsukada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Induction imaging method utilizing an imaging member with an insula...
Patent number
3,953,206
Issue date
Apr 27, 1976
Xerox Corporation
John W. Weigl
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process for electrophotographic copying by transfer of electrostati...
Patent number
3,930,850
Issue date
Jan 6, 1976
Mita Industrial Company, Ltd.
Shoji Matsumoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
3873310
Patent number
3,873,310
Issue date
Mar 25, 1975
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
TRANSFER BELT PLATENS
Publication number
20190263152
Publication date
Aug 29, 2019
KABUSHIKI KAISHA TOSHIBA
Don W. STAFFORD
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Imaging System for Patterning of an Image Definition Material by El...
Publication number
20140013980
Publication date
Jan 16, 2014
Palo Alto Research Center Incorporated
Janos Veres
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY