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Ryota Kashiwabara
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Shizuoka-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Developing member with urethane resin and silicone surface layer
Patent number
7,983,605
Issue date
Jul 19, 2011
Canon Kabushiki Kaisha
Minoru Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing roller, developing apparatus using the same, and image f...
Patent number
7,570,905
Issue date
Aug 4, 2009
Canon Kabushiki Kaisha
Takashi Kusaba
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, image forming method and process-cartridge
Patent number
7,517,627
Issue date
Apr 14, 2009
Canon Kabushiki Kaisha
Ryota Kashiwabara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic conductive member and electrophotographic appar...
Patent number
7,320,822
Issue date
Jan 22, 2008
Canon Kabushiki Kaisha
Tsunenori Ashibe
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Toner, image forming method and process-cartridge
Patent number
7,026,086
Issue date
Apr 11, 2006
Canon Kabushiki Kaisha
Ryota Kashiwabara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Endless belt comprising a meandering-prevention member, and a proce...
Patent number
6,856,776
Issue date
Feb 15, 2005
Canon Kabushiki Kaisha
Hidekazu Matsuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic endless belt comprising meandering-preventive m...
Patent number
6,853,824
Issue date
Feb 8, 2005
Canon Kabushiki Kaisha
Ryota Kashiwabara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, image forming method and process cartridge
Patent number
6,653,038
Issue date
Nov 25, 2003
Canon Kabushiki Kaisha
Satoshi Matsunaga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, image forming method and process-cartridge
Patent number
6,613,490
Issue date
Sep 2, 2003
Canon Kabushiki Kaisha
Satoshi Matsunaga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner, image forming method and process cartridge
Patent number
6,593,052
Issue date
Jul 15, 2003
Canon Kabushiki Kaisha
Junko Yoshikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner containing aluminum benzilic acid compound and image forming...
Patent number
6,447,970
Issue date
Sep 10, 2002
Canon Kabushiki Kaisha
Satoshi Matsunaga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
DEVELOPING ROLLER, DEVELOPING APPARATUS USING THE SAME, AND IMAGE F...
Publication number
20090123195
Publication date
May 14, 2009
Canon Kabushiki Kaisha
Takashi Kusaba
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ELECTROPHOTOGRAPHIC ENDLESS BELT, ELECTROPHOTOGRAPHIC APPARATUS, AN...
Publication number
20090052954
Publication date
Feb 26, 2009
Ryota Kashiwabara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING ROLLER, DEVELOPING APPARATUS USING THE SAME, AND IMAGE F...
Publication number
20080193172
Publication date
Aug 14, 2008
Canon Kabushiki Kaisha
Takashi Kusaba
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING MEMBER, DEVELOPING ASSEMBLY AND ELECTROPHOTOGRAPHIC IMAG...
Publication number
20080069600
Publication date
Mar 20, 2008
Canon Kabushiki Kaisha
Minoru Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Method of manufacturing electrophotographic seamless belt and elect...
Publication number
20060151907
Publication date
Jul 13, 2006
Canon Kabushiki Kaisha
Ryota Kashiwabara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Toner, image forming method and process-cartridge
Publication number
20060134543
Publication date
Jun 22, 2006
Canon Kabushiki Kaisha
Ryota Kashiwabara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic conductive member and electrophotographic appar...
Publication number
20050118421
Publication date
Jun 2, 2005
Canon Kabushiki Kaisha
Tsunenori Ashibe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic endless belt, process cartridge, and electropho...
Publication number
20030206749
Publication date
Nov 6, 2003
Canon Kabushiki Kaisha
Ryota Kashiwabara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic endless belt, process cartridge, and electropho...
Publication number
20030202819
Publication date
Oct 30, 2003
Canon Kabushiki Kaisha
Hidekazu Matsuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Toner, image forming method and process-cartridge
Publication number
20030134215
Publication date
Jul 17, 2003
Ryota Kashiwabara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Toner, image forming method and process cartridge
Publication number
20030044708
Publication date
Mar 6, 2003
Satoshi Matsunaga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Toner, image forming method and process-cartridge
Publication number
20020098433
Publication date
Jul 25, 2002
Satoshi Matsunaga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Toner
Publication number
20020055053
Publication date
May 9, 2002
Takashige Kasuya
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Toner, image forming method and process cartridge
Publication number
20020045120
Publication date
Apr 18, 2002
Junko Yoshikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY