Kunimasa Kawamura

Person

Mishima-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Developing roller, electrophotographic process cartridge and electr...
- Patent number 10,712,684
- Issue date Jul 14, 2020
- Canon Kabushiki Kaisha
- Kazuhito Wakabayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing member, electrophotographic process cartridge, and elect...
- Patent number 10,365,580
- Issue date Jul 30, 2019
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing unit and electrophotographic image forming apparatus
- Patent number 8,874,007
- Issue date Oct 28, 2014
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- 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
Developing member including elastic member containing cured product...
- Patent number 8,768,227
- Issue date Jul 1, 2014
- Canon Kabushiki Kaisha
- Shohei Urushihara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
Regenerated elastic roller manufacturing process, regenerated elast...
- Patent number 8,745,870
- Issue date Jun 10, 2014
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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
Information Patent Grant
Developing roller, process cartridge, and electrophotographic appar...
- Patent number 8,600,273
- Issue date Dec 3, 2013
- Canon Kabushiki Kaisha
- Masaki Yamada
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Process for producing regenerated elastic roller
- Patent number 8,529,806
- Issue date Sep 10, 2013
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for producing roller for electrophotography
- Patent number 8,323,751
- Issue date Dec 4, 2012
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Regenerated elastic roller manufacturing process, regenerated elast...
- Patent number 8,176,632
- Issue date May 15, 2012
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Electrophotographic developing member, process for its production,...
- Patent number 7,798,948
- Issue date Sep 21, 2010
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Light-receiving member, image-forming apparatus, and image-forming...
- Patent number 7,060,406
- Issue date Jun 13, 2006
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photosensitive member, process for its producti...
- Patent number 6,846,600
- Issue date Jan 25, 2005
- Canon Kabushiki Kaisha
- Toshiyuki Ehara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive member and image forming apparatus having the same
- Patent number 6,636,715
- Issue date Oct 21, 2003
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light-receiving member, image-forming apparatus, and image-forming...
- Patent number 6,586,149
- Issue date Jul 1, 2003
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photosensitive member and image forming apparatus
- Patent number 6,534,228
- Issue date Mar 18, 2003
- Canon Kabushiki Kaisha
- Masaya Kawada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photosensitive member and apparatus using same
- Patent number 6,531,253
- Issue date Mar 11, 2003
- Canon Kabushiki Kaisha
- Toshiyuki Ehara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic method and apparatus which employs light beam i...
- Patent number 6,285,385
- Issue date Sep 4, 2001
- Canon Kabushiki Kaisha
- Hironori Owaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
DEVELOPING ROLLER, ELECTROPHOTOGRAPHIC PROCESS CARTRIDGE AND ELECTR...
- Publication number 20200073279
- Publication date Mar 5, 2020
- Canon Kabushiki Kaisha
- Kazuhito Wakabayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING MEMBER, ELECTROPHOTOGRAPHIC PROCESS CARTRIDGE, AND ELECT...
- Publication number 20170293238
- Publication date Oct 12, 2017
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING MEMBERINCLUDING ELASTIC MEMBER CONTAINING CURED PRODUCT...
- Publication number 20140072350
- Publication date Mar 13, 2014
- Canon Kabushiki Kaisha
- Shohei Urushihara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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 UNIT AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS
- Publication number 20140064792
- Publication date Mar 6, 2014
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
Information Patent Application
DEVELOPING ROLLER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPAR...
- Publication number 20120195631
- Publication date Aug 2, 2012
- Canon Kabushiki Kaisha
- Masaki Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
REGENERATED ELASTIC ROLLER MANUFACTURING PROCESS, REGENERATED ELAST...
- Publication number 20120195649
- Publication date Aug 2, 2012
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS FOR PRODUCING REGENERATED ELASTIC ROLLER
- Publication number 20120091608
- Publication date Apr 19, 2012
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
PROCESS FOR PRODUCING ROLLER FOR ELECTROPHOTOGRAPHY
- Publication number 20110183080
- Publication date Jul 28, 2011
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC DEVELOPING MEMBER, PROCESS FOR ITS PRODUCTION,...
- Publication number 20090290907
- Publication date Nov 26, 2009
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
REGENERATED ELASTIC ROLLER MANUFACTURING PROCESS, REGENERATED ELAST...
- Publication number 20080286016
- Publication date Nov 20, 2008
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Light-receiving member, image-forming apparatus, and image-forming...
- Publication number 20040023140
- Publication date Feb 5, 2004
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Electrophotographic photosensitive member, process for its producti...
- Publication number 20020168859
- Publication date Nov 14, 2002
- Toshiyuki Ehara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Electrophotographic photosensitive member and image forming apparatus
- Publication number 20020037464
- Publication date Mar 28, 2002
- Masaya Kawada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Photosensitive member and image forming apparatus having the same
- Publication number 20020034700
- Publication date Mar 21, 2002
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Electrophotographic photosensitive member and apparatus using same
- Publication number 20020018949
- Publication date Feb 14, 2002
- Toshiyuki Ehara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Light-receiving member, image-forming apparatus, and image-forming...
- Publication number 20010051308
- Publication date Dec 13, 2001
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Kunimasa Kawamura

Person

Patents Grantslast 30 patents

Developing roller, electrophotographic process cartridge and electr...

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

Developing unit and electrophotographic image forming apparatus

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

Developing member including elastic member containing cured product...

Developer support member, electrophotographic process cartridge and...

Regenerated elastic roller manufacturing process, regenerated elast...

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

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

Process for producing regenerated elastic roller

Process for producing roller for electrophotography

Regenerated elastic roller manufacturing process, regenerated elast...

Electrophotographic developing member, process for its production,...

Light-receiving member, image-forming apparatus, and image-forming...

Electrophotographic photosensitive member, process for its producti...

Photosensitive member and image forming apparatus having the same

Light-receiving member, image-forming apparatus, and image-forming...

Electrophotographic photosensitive member and image forming apparatus

Electrophotographic photosensitive member and apparatus using same

Electrophotographic method and apparatus which employs light beam i...

Patents Applicationslast 30 patents

DEVELOPING ROLLER, ELECTROPHOTOGRAPHIC PROCESS CARTRIDGE AND ELECTR...

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

DEVELOPING MEMBERINCLUDING ELASTIC MEMBER CONTAINING CURED PRODUCT...

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

DEVELOPING UNIT AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

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

DEVELOPER SUPPORT MEMBER, ELECTROPHOTOGRAPHIC PROCESS CARTRIDGE AND...

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

REGENERATED ELASTIC ROLLER MANUFACTURING PROCESS, REGENERATED ELAST...

PROCESS FOR PRODUCING REGENERATED ELASTIC ROLLER

PROCESS FOR PRODUCING ROLLER FOR ELECTROPHOTOGRAPHY

ELECTROPHOTOGRAPHIC DEVELOPING MEMBER, PROCESS FOR ITS PRODUCTION,...

REGENERATED ELASTIC ROLLER MANUFACTURING PROCESS, REGENERATED ELAST...

Light-receiving member, image-forming apparatus, and image-forming...

Electrophotographic photosensitive member, process for its producti...

Electrophotographic photosensitive member and image forming apparatus

Photosensitive member and image forming apparatus having the same

Electrophotographic photosensitive member and apparatus using same

Light-receiving member, image-forming apparatus, and image-forming...