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Photography
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ELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY
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G03G5/0646
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Patents Grants
last 30 patents
Information
Patent Grant
Electrophotographic photoconductor, method of manufacturing the sam...
Patent number
11,073,771
Issue date
Jul 27, 2021
Fuji Electric Co., Ltd.
Tomoki Hasegawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and i...
Patent number
10,295,918
Issue date
May 21, 2019
Kyocera Document Solutions Inc.
Tomofumi Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Compound and organic electronic device using the same
Patent number
7,763,727
Issue date
Jul 27, 2010
Mitsui Chemicals, Inc.
Takahiro Fujiyama
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electrophotographic organophotoreceptors with novel charge transpor...
Patent number
7,452,641
Issue date
Nov 18, 2008
Samsung Electronics Co., Ltd.
Nusrallah Jubran
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrophotographic apparatus
Patent number
7,245,851
Issue date
Jul 17, 2007
Canon Kabushiki Kaisha
Atsushi Fujii
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photoconductive imaging members having pyrolyzed polyacrylonitrile...
Patent number
7,226,712
Issue date
Jun 5, 2007
Xerox Corporation
Timothy J. Fuller
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic organophotoreceptors with novel charge transpor...
Patent number
7,112,391
Issue date
Sep 26, 2006
Samsung Electronics Co., Ltd.
Nusrallah Jubran
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photoconductive imaging members having pyrolized polyacrylonitrile...
Patent number
7,049,038
Issue date
May 23, 2006
Xerox Corporation
Timothy J. Fuller
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic organophotoreceptors with novel charge transpor...
Patent number
6,887,634
Issue date
May 3, 2005
Samsung Electronics Co., Ltd.
Nusrallah Jubran
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrophotographic organophotoreceptors with novel charge transpor...
Patent number
6,749,978
Issue date
Jun 15, 2004
Samsung Electronics Co., Ltd.
Nusrallah Jubran
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrophotographic organophotoreceptors with novel charge transpor...
Patent number
6,670,085
Issue date
Dec 30, 2003
Samsung Electronics Co. Ltd.
Nusrallah Jubran
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrophotographic photosensitive material, electrophotographic ph...
Patent number
6,613,488
Issue date
Sep 2, 2003
Fuji Electric Imaging Devices Co., Ltd.
Yoichi Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photoreceptor with layered charge generation section
Patent number
6,376,141
Issue date
Apr 23, 2002
Xerox Corporation
Satchidanand Mishra
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Imaging members
Patent number
6,322,941
Issue date
Nov 27, 2001
Xerox Corporation
Cheng-Kuo Hsiao
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photoconductor for electrophotography and a method of manufacturing...
Patent number
6,225,016
Issue date
May 1, 2001
Fuji Electric Imaging Device Co., Ltd.
Teruo Sasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photoconductors for electrophotography with indole and benzidine co...
Patent number
5,407,767
Issue date
Apr 18, 1995
Fuji Electric Co., Ltd.
Sumitaka Nogami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member
Patent number
4,931,371
Issue date
Jun 5, 1990
Canon Kabushiki Kaisha
Masakazu Matsumoto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
3798031
Patent number
3,798,031
Issue date
Mar 19, 1974
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR, METHOD OF MANUFACTURING THE SAM...
Publication number
20210026259
Publication date
Jan 28, 2021
Fuji Electric Co., Ltd.
Tomoki HASEGAWA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Novel Compound and Organic Electronic Device Using the Same
Publication number
20070219375
Publication date
Sep 20, 2007
MITSUI CHEMICALS, INC.
Takahiro Fujiyama
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Photoconductive imaging members
Publication number
20060099527
Publication date
May 11, 2006
Xerox Corporation.
Timothy J. Fuller
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Photoconductive imaging members
Publication number
20050175914
Publication date
Aug 11, 2005
Xerox Corporation.
Timothy J. Fuller
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic organophotoreceptors with novel charge transpor...
Publication number
20050147906
Publication date
Jul 7, 2005
Nusrallah Jubran
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Electrophotographic apparatus
Publication number
20050111880
Publication date
May 26, 2005
Canon Kabushiki Kaisha
Atsushi Fujii
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic organophotoreceptors with novel charge transpor...
Publication number
20050074683
Publication date
Apr 7, 2005
SAMSUNG ELECTRONICS CO., LTD.
Nusrallah Jubran
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Electrophotographic organophotoreceptors with novel charge transpor...
Publication number
20040151998
Publication date
Aug 5, 2004
Nusrallah Jubran
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Electrophotographic organophotoreceptors with novel charge transpor...
Publication number
20030219662
Publication date
Nov 27, 2003
Samsung Electronics Co. Ltd.
Nusrallah Jubran
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Electrophotographic organophotoreceptors with novel charge transpor...
Publication number
20030129513
Publication date
Jul 10, 2003
SAMSUNG ELECTRONICS CO., LTD.
Nusrallah Jubran
C07 - ORGANIC CHEMISTRY