Kenichi Yazawa

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Suntou-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrophotographic roller, process cartridge and electrophotograph...
- Patent number 11,835,878
- Issue date Dec 5, 2023
- Canon Kabushiki Kaisha
- Katsuya Kodama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic roller, process cartridge and electrophotograph...
- Patent number 11,644,761
- Issue date May 9, 2023
- Canon Kabushiki Kaisha
- Katsuya Kodama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member, electrophotographic process cartridge, and electro...
- Patent number 10,146,149
- Issue date Dec 4, 2018
- Canon Kabushiki Kaisha
- Hiroaki Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member with concave portions containing insulating particl...
- Patent number 9,910,379
- Issue date Mar 6, 2018
- Canon Kabushiki Kaisha
- Takumi Furukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member having outer surface with concave portions bearing...
- Patent number 9,904,199
- Issue date Feb 27, 2018
- Canon Kabushiki Kaisha
- Kenya Terada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
ELECTROPHOTOGRAPHIC ROLLER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPH...
- Publication number 20230221660
- Publication date Jul 13, 2023
- Canon Kabushiki Kaisha
- Katsuya Kodama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC ROLLER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPH...
- Publication number 20220390876
- Publication date Dec 8, 2022
- Canon Kabushiki Kaisha
- Katsuya Kodama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING MEMBER, ELECTROPHOTOGRAPHIC PROCESS CARTRIDGE, AND ELECTRO...
- Publication number 20180314180
- Publication date Nov 1, 2018
- Canon Kabushiki Kaisha
- Hiroaki Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING MEMBER AND ELECTROPHOTOGRAPHIC APPARATUS
- Publication number 20170115590
- Publication date Apr 27, 2017
- Canon Kabushiki Kaisha
- Takumi Furukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING MEMBER AND ELECTROPHOTOGRAPHIC APPARATUS
- Publication number 20170115591
- Publication date Apr 27, 2017
- Canon Kabushiki Kaisha
- Kenya Terada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY