Takashi Koyanagi

Person

Mishima, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Developing member, electrophotographic process cartridge, and elect...
- Patent number 11,156,935
- Issue date Oct 26, 2021
- Canon Kabushiki Kaisha
- Takashi Koyanagi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer carrying member, process cartridge, and electrophotograph...
- Patent number 11,029,622
- Issue date Jun 8, 2021
- Canon Kabushiki Kaisha
- Sosuke Yamaguchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Developer carrying member, process cartridge, and electrophotograph...
- Patent number 10,976,684
- Issue date Apr 13, 2021
- Canon Kabushiki Kaisha
- Sosuke Yamaguchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Developer carrying member, process cartridge, and electrophotograph...
- Patent number 10,831,125
- Issue date Nov 10, 2020
- Canon Kabushiki Kaisha
- Minoru Ito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic member, process cartridge and electrophotograph...
- Patent number 10,331,054
- Issue date Jun 25, 2019
- Canon Kabushiki Kaisha
- Shohei Urushihara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electrophotographic member, process cartridge, and electrophotograp...
- Patent number 10,197,930
- Issue date Feb 5, 2019
- Canon Kabushiki Kaisha
- Masaki Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic member, method of producing the same, process c...
- Patent number 9,977,359
- Issue date May 22, 2018
- Canon Kabushiki Kaisha
- Takashi Koyanagi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer carrying member, electrophotographic process cartridge, a...
- Patent number 9,625,854
- Issue date Apr 18, 2017
- Canon Kabushiki Kaisha
- Takashi Koyanagi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing member, process cartridge and electrophotographic apparatus
- Patent number 8,874,012
- Issue date Oct 28, 2014
- Canon Kabushiki Kaisha
- Masaki Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing member, process cartridge, and electrophotographic appar...
- Patent number 8,798,508
- Issue date Aug 5, 2014
- Canon Kabushiki Kaisha
- Masaki Yamada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Developer support member, electrophotographic process cartridge and...
- Patent number 8,768,226
- Issue date Jul 1, 2014
- Canon Kabushiki Kaisha
- Takashi Koyanagi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing member, process cartridge, and electrophotographic image...
- Patent number 8,655,222
- Issue date Feb 18, 2014
- Canon Kabushiki Kaisha
- Minoru Nakamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
DEVELOPING DEVICE, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC IMAGE...
- Publication number 20220291607
- Publication date Sep 15, 2022
- Canon Kabushiki Kaisha
- Takashi Koyanagi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20220187734
- Publication date Jun 16, 2022
- Canon Kabushiki Kaisha
- Yuta Isobe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING MEMBER, ELECTROPHOTOGRAPHIC PROCESS CARTRIDGE, AND ELECT...
- Publication number 20210063910
- Publication date Mar 4, 2021
- Canon Kabushiki Kaisha
- Takashi Koyanagi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CARRYING MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPH...
- Publication number 20200201203
- Publication date Jun 25, 2020
- Canon Kabushiki Kaisha
- Minoru Ito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CARRYING MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPH...
- Publication number 20200199402
- Publication date Jun 25, 2020
- Canon Kabushiki Kaisha
- Sosuke Yamaguchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ELECTROPHOTOGRAPHIC MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPH...
- Publication number 20170329251
- Publication date Nov 16, 2017
- Canon Kabushiki Kaisha
- Shohei Urushihara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC MEMBER, METHOD OF PRODUCING THE SAME, PROCESS C...
- Publication number 20170227880
- Publication date Aug 10, 2017
- Canon Kabushiki Kaisha
- Takashi Koyanagi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ELECTROPHOTOGRAPHIC MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAP...
- Publication number 20170060007
- Publication date Mar 2, 2017
- Canon Kabushiki Kaisha
- Masaki Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CARRYING MEMBER, ELECTROPHOTOGRAPHIC PROCESS CARTRIDGE, A...
- Publication number 20150355570
- Publication date Dec 10, 2015
- Canon Kabushiki Kaisha
- Takashi Koyanagi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS
- Publication number 20140079442
- Publication date Mar 20, 2014
- Canon Kabushiki Kaisha
- Masaki Yamada
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
DEVELOPING MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPAR...
- Publication number 20140064797
- Publication date Mar 6, 2014
- Canon Kabushiki Kaisha
- Masaki Yamada
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
DEVELOPING MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC IMAGE...
- Publication number 20130279937
- Publication date Oct 24, 2013
- Minoru Nakamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER SUPPORT MEMBER, ELECTROPHOTOGRAPHIC PROCESS CARTRIDGE AND...
- Publication number 20130028634
- Publication date Jan 31, 2013
- Canon Kabushiki Kaisha
- Takashi Koyanagi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Takashi Koyanagi

Person

Patents Grantslast 30 patents

Developing member, electrophotographic process cartridge, and elect...

Developer carrying member, process cartridge, and electrophotograph...

Developer carrying member, process cartridge, and electrophotograph...

Developer carrying member, process cartridge, and electrophotograph...

Electrophotographic member, process cartridge and electrophotograph...

Electrophotographic member, process cartridge, and electrophotograp...

Electrophotographic member, method of producing the same, process c...

Developer carrying member, electrophotographic process cartridge, a...

Developing member, process cartridge and electrophotographic apparatus

Developing member, process cartridge, and electrophotographic appar...

Developer support member, electrophotographic process cartridge and...

Developing member, process cartridge, and electrophotographic image...

Patents Applicationslast 30 patents

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC IMAGE...

IMAGE FORMING APPARATUS

DEVELOPING MEMBER, ELECTROPHOTOGRAPHIC PROCESS CARTRIDGE, AND ELECT...

DEVELOPER CARRYING MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPH...

DEVELOPER CARRYING MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPH...

ELECTROPHOTOGRAPHIC MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPH...

ELECTROPHOTOGRAPHIC MEMBER, METHOD OF PRODUCING THE SAME, PROCESS C...

ELECTROPHOTOGRAPHIC MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAP...

DEVELOPER CARRYING MEMBER, ELECTROPHOTOGRAPHIC PROCESS CARTRIDGE, A...

DEVELOPING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS

DEVELOPING MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPAR...

DEVELOPING MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC IMAGE...

DEVELOPER SUPPORT MEMBER, ELECTROPHOTOGRAPHIC PROCESS CARTRIDGE AND...