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Patents Grants
last 30 patents
Information
Patent Grant
Electrophotographic photosensitive member, electrophotographic appa...
Patent number
7,078,140
Issue date
Jul 18, 2006
Canon Kabushiki Kaisha
Kimihiro Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge and el...
Patent number
7,022,446
Issue date
Apr 4, 2006
Kimihiro Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, electrophotographic appa...
Patent number
6,998,210
Issue date
Feb 14, 2006
Canon Kabushiki Kaisha
Kimihiro Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
PHENOLIC COMPOUND, NOVEL RESOL RESIN, CURED PRODUCTS THEREOF, ELECT...
Patent number
6,913,862
Issue date
Jul 5, 2005
Canon Kabushiki Kaisha
Kouichi Nakata
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge and el...
Patent number
6,835,512
Issue date
Dec 28, 2004
Canon Kabushiki Kaisha
Yosuke Morikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic apparatus using photosensitive member employing...
Patent number
6,829,459
Issue date
Dec 7, 2004
Canon Kabushiki Kaisha
Daisuke Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge and el...
Patent number
6,815,135
Issue date
Nov 9, 2004
Canon Kabushiki Kaisha
Yosuke Morikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge and el...
Patent number
6,806,009
Issue date
Oct 19, 2004
Canon Kabushiki Kaisha
Daisuke Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic apparatus and process cartridge
Patent number
6,697,591
Issue date
Feb 24, 2004
Canon Kabushiki Kaisha
Yosuke Morikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, and process cartridge an...
Patent number
6,562,530
Issue date
May 13, 2003
Canon Kabushiki Kaisha
Yosuke Morikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge and el...
Patent number
6,555,279
Issue date
Apr 29, 2003
Canon Kabushiki Kaisha
Kouichi Nakata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, and process cartridge an...
Patent number
6,492,081
Issue date
Dec 10, 2002
Canon Kabushiki Kaisha
Yosuke Morikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
6,270,936
Issue date
Aug 7, 2001
Canon Kabushiki Kaisha
Masato Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge, and e...
Patent number
6,218,063
Issue date
Apr 17, 2001
Canon Kabushiki Kaisha
Masato Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge and el...
Patent number
6,139,997
Issue date
Oct 31, 2000
Canon Kabushiki Kaisha
Masato Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge and el...
Patent number
6,040,100
Issue date
Mar 21, 2000
Canon Kabushiki Kaisha
Masato Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member and process cartridge and...
Patent number
5,932,383
Issue date
Aug 3, 1999
Canon Kabushiki Kaisha
Kouichi Nakata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member, and process cartridge an...
Patent number
5,837,412
Issue date
Nov 17, 1998
Canon Kabushiki Kaisha
Koichi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member and apparatus and process...
Patent number
5,756,248
Issue date
May 26, 1998
Canon Kabushiki Kaisha
Takakazu Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member and electrophotographic a...
Patent number
5,616,442
Issue date
Apr 1, 1997
Canon Kabushiki Kaisha
Tetsuro Kanemaru
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrophotographic photosensitive member, process cartridge using...
Patent number
5,510,218
Issue date
Apr 23, 1996
Canon Kabushiki Kaisha
Kouichi Nakata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Electrophotographic photosensitive member, electrophotographic appa...
Publication number
20040101774
Publication date
May 27, 2004
Kimihiro Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic photosensitive member, electrophotographic appa...
Publication number
20040063014
Publication date
Apr 1, 2004
Kimihiro Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic photosensitive member, process cartridge and el...
Publication number
20040023139
Publication date
Feb 5, 2004
Kimihiro Yoshimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic photosensitive member, process cartridge and el...
Publication number
20030194625
Publication date
Oct 16, 2003
Daisuke Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic photosensitive member, process catridge and ele...
Publication number
20030186145
Publication date
Oct 2, 2003
Yosuke Morikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic photosensitive member, process cartridge and el...
Publication number
20030175604
Publication date
Sep 18, 2003
Yosuke Morikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Novel, phenolic compound, novel resol resin, cured products thereof...
Publication number
20030175603
Publication date
Sep 18, 2003
Kouichi Nakata
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Electrophotographic apparatus and electrophotographic photosensitiv...
Publication number
20030099488
Publication date
May 29, 2003
Daisuke Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic apparatus and process cartridge
Publication number
20030021612
Publication date
Jan 30, 2003
CANON KABISHIKI KAISHA
Yosuke Morikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic photosensitive member, process cartridge and el...
Publication number
20020119382
Publication date
Aug 29, 2002
Kouichi Nakata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic photosensitive member, and process cartridge an...
Publication number
20020045116
Publication date
Apr 18, 2002
Yosuke Morikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic photosensitive member, and process cartridge an...
Publication number
20020034701
Publication date
Mar 21, 2002
Yosuke Morikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY