Yuya Tomomizu

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electroconductive member, process cartridge, and image forming appa...
- Patent number 11,640,122
- Issue date May 2, 2023
- Canon Kabushiki Kaisha
- Yuichi Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for producing an electrophotographic electroconductive member
- Patent number 11,397,388
- Issue date Jul 26, 2022
- Canon Kabushiki Kaisha
- Satoru Nishioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electroconductive member, process cartridge, and image forming appa...
- Patent number 11,385,559
- Issue date Jul 12, 2022
- Canon Kabushiki Kaisha
- Yuichi Kikuchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Electro-conductive member, method for producing same, process cartr...
- Patent number 11,307,509
- Issue date Apr 19, 2022
- Canon Kabushiki Kaisha
- Tetsuo Hino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electroconductive member, process cartridge, and electrophotographi...
- Patent number 11,175,602
- Issue date Nov 16, 2021
- Canon Kabushiki Kaisha
- Satoru Nishioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing member, process cartridge and electrophotographic apparatus
- Patent number 11,112,748
- Issue date Sep 7, 2021
- Canon Kabushiki Kaisha
- Masaki Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic apparatus
- Patent number 10,663,913
- Issue date May 26, 2020
- Canon Kabushiki Kaisha
- Tatsuya Yamaai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member, manufacturing method of charging member, electroph...
- Patent number 10,558,136
- Issue date Feb 11, 2020
- Canon Kabushiki Kaisha
- Takumi Furukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic apparatus
- Patent number 10,545,453
- Issue date Jan 28, 2020
- Canon Kabushiki Kaisha
- Shuhei Iwasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charging member, method for producing same, process cartridge and e...
- Patent number 10,317,811
- Issue date Jun 11, 2019
- Canon Kabushiki Kaisha
- Yuya Tomomizu
- 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
Electrophotographic roller and charging apparatus
- Patent number 10,139,747
- Issue date Nov 27, 2018
- Canon Kabushiki Kaisha
- Satoru Yamada
- 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
Information Patent Grant
Charging member and method for manufacturing the same
- Patent number 9,372,428
- Issue date Jun 21, 2016
- Canon Kabushiki Kaisha
- Noriaki Kuroda
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Charging member, process cartridge and electrophotographic apparatus
- Patent number 8,755,714
- Issue date Jun 17, 2014
- Canon Kabushiki Kaisha
- Noriko Nagamine
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Charging member, process for its production, process cartridge and...
- Patent number 8,526,857
- Issue date Sep 3, 2013
- Canon Kabushiki Kaisha
- Yuya Tomomizu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Charging member, process cartridge, and electrophotographic apparatus
- Patent number 8,501,325
- Issue date Aug 6, 2013
- Canon Kabushiki Kaisha
- Yuya Tomomizu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Charging member and method of producing the member, process cartrid...
- Patent number 8,503,911
- Issue date Aug 6, 2013
- Canon Kabushiki Kaisha
- Noriko Suzumura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Charging member, process cartridge, and electrophotographic apparatus
- Patent number 8,469,867
- Issue date Jun 25, 2013
- Canon Kabushiki Kaisha
- Noriaki Kuroda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Charging member and process for its production
- Patent number 8,447,214
- Issue date May 21, 2013
- Canon Kabushiki Kaisha
- Yuya Tomomizu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND IMAGE FORMING APPA...
- Publication number 20220308495
- Publication date Sep 29, 2022
- Canon Kabushiki Kaisha
- Yuichi Kikuchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHI...
- Publication number 20220026825
- Publication date Jan 27, 2022
- Canon Kabushiki Kaisha
- Satoru Nishioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTRO-CONDUCTIVE MEMBER, METHOD FOR PRODUCING SAME, PROCESS CARTR...
- Publication number 20210048759
- Publication date Feb 18, 2021
- Canon Kabushiki Kaisha
- Tetsuo Hino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHI...
- Publication number 20210041796
- Publication date Feb 11, 2021
- Canon Kabushiki Kaisha
- Satoru Nishioka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND IMAGE FORMING APPA...
- Publication number 20210033996
- Publication date Feb 4, 2021
- Canon Kabushiki Kaisha
- Yuichi Kikuchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
DEVELOPING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
- Publication number 20210026295
- Publication date Jan 28, 2021
- Canon Kabushiki Kaisha
- Masaki Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING MEMBER, MANUFACTURING METHOD OF CHARGING MEMBER, ELECTROP...
- Publication number 20190324379
- Publication date Oct 24, 2019
- Canon Kabushiki Kaisha
- Takumi Furukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
- Publication number 20190163119
- Publication date May 30, 2019
- Canon Kabushiki Kaisha
- Tatsuya Yamaai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
- Publication number 20190163118
- Publication date May 30, 2019
- Canon Kabushiki Kaisha
- Shuhei Iwasaki
- 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
ELECTROPHOTOGRAPHIC ROLLER AND CHARGING APPARATUS
- Publication number 20180188666
- Publication date Jul 5, 2018
- Canon Kabushiki Kaisha
- Satoru Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING MEMBER, METHOD FOR PRODUCING SAME, PROCESS CARTRIDGE AND E...
- Publication number 20180101107
- Publication date Apr 12, 2018
- Canon Kabushiki Kaisha
- Yuya Tomomizu
- 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
Information Patent Application
CHARGING MEMBER AND METHOD OF PRODUCING THE MEMBER, PROCESS CARTRID...
- Publication number 20130064574
- Publication date Mar 14, 2013
- Canon Kabushiki Kaisha
- Noriko Suzumura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
CHARGING MEMBER, METHOD OF PRODUCING THE CHARGING MEMBER, ELECTROPH...
- Publication number 20130064571
- Publication date Mar 14, 2013
- Canon Kabushiki Kaisha
- Masataka Kodama
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
CHARGING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
- Publication number 20130034369
- Publication date Feb 7, 2013
- Canon Kabushiki Kaisha
- Hiroki Masu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
- Publication number 20130004206
- Publication date Jan 3, 2013
- Canon Kabushiki Kaisha
- Noriaki Kuroda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING MEMBER, PROCESS FOR ITS PRODUCTION, PROCESS CARTRIDGE AND...
- Publication number 20120301180
- Publication date Nov 29, 2012
- Canon Kabushiki Kaisha
- Yuya Tomomizu
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
CHARGING MEMBER AND PROCESS FOR ITS PRODUCTION
- Publication number 20120148306
- Publication date Jun 14, 2012
- Canon Kabushiki Kaisha
- Yuya Tomomizu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CHARGING MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS
- Publication number 20120141160
- Publication date Jun 7, 2012
- Canon Kabushiki Kaisha
- Yuya Tomomizu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CHARGING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
- Publication number 20120141159
- Publication date Jun 7, 2012
- Canon Kabushiki Kaisha
- Noriko Nagamine
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CHARGING MEMBER AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20120107565
- Publication date May 3, 2012
- Canon Kabushiki Kaisha
- Noriaki Kuroda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
- Publication number 20120076535
- Publication date Mar 29, 2012
- Noriko Nagamine
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHARGING MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS
- Publication number 20110217072
- Publication date Sep 8, 2011
- Canon Kabushiki Kaisha
- Noriaki Kuroda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Yuya Tomomizu

Person

Patents Grantslast 30 patents

Electroconductive member, process cartridge, and image forming appa...

Process for producing an electrophotographic electroconductive member

Electroconductive member, process cartridge, and image forming appa...

Electro-conductive member, method for producing same, process cartr...

Electroconductive member, process cartridge, and electrophotographi...

Developing member, process cartridge and electrophotographic apparatus

Process cartridge and electrophotographic apparatus

Charging member, manufacturing method of charging member, electroph...

Process cartridge and electrophotographic apparatus

Charging member, method for producing same, process cartridge and e...

Charging member, electrophotographic process cartridge, and electro...

Electrophotographic roller and charging apparatus

Charging member with concave portions containing insulating particl...

Charging member having outer surface with concave portions bearing...

Charging member and method for manufacturing the same

Charging member, process cartridge and electrophotographic apparatus

Charging member, process for its production, process cartridge and...

Charging member, process cartridge, and electrophotographic apparatus

Charging member and method of producing the member, process cartrid...

Charging member, process cartridge, and electrophotographic apparatus

Charging member and process for its production

Patents Applicationslast 30 patents

ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND IMAGE FORMING APPA...

ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHI...

ELECTRO-CONDUCTIVE MEMBER, METHOD FOR PRODUCING SAME, PROCESS CARTR...

ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHI...

ELECTROCONDUCTIVE MEMBER, PROCESS CARTRIDGE, AND IMAGE FORMING APPA...

DEVELOPING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

CHARGING MEMBER, MANUFACTURING METHOD OF CHARGING MEMBER, ELECTROP...

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

CHARGING MEMBER, ELECTROPHOTOGRAPHIC PROCESS CARTRIDGE, AND ELECTRO...

ELECTROPHOTOGRAPHIC ROLLER AND CHARGING APPARATUS

CHARGING MEMBER, METHOD FOR PRODUCING SAME, PROCESS CARTRIDGE AND E...

CHARGING MEMBER AND ELECTROPHOTOGRAPHIC APPARATUS

CHARGING MEMBER AND ELECTROPHOTOGRAPHIC APPARATUS

CHARGING MEMBER AND METHOD OF PRODUCING THE MEMBER, PROCESS CARTRID...

CHARGING MEMBER, METHOD OF PRODUCING THE CHARGING MEMBER, ELECTROPH...

CHARGING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

CHARGING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

CHARGING MEMBER, PROCESS FOR ITS PRODUCTION, PROCESS CARTRIDGE AND...

CHARGING MEMBER AND PROCESS FOR ITS PRODUCTION

CHARGING MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS

CHARGING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

CHARGING MEMBER AND METHOD FOR MANUFACTURING THE SAME

CHARGING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

CHARGING MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS