Yukari Fukuda

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Miyagi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Toner, developer, and color toner set
- Patent number 9,557,670
- Issue date Jan 31, 2017
- Ricoh Company, Ltd.
- Masana Shiba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner for forming electrostatic image, developer, process cartridge...
- Patent number 9,239,530
- Issue date Jan 19, 2016
- Ricoh Company, Ltd.
- Daisuke Asahina
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Yellow toner and color image forming method
- Patent number 8,986,916
- Issue date Mar 24, 2015
- Ricoh Company, Ltd.
- Hiroshi Yamashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner and developer
- Patent number 8,932,789
- Issue date Jan 13, 2015
- Ricoh Company, Ltd.
- Tsuyoshi Sugimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
TONER, DEVELOPER, AND COLOR TONER SET
- Publication number 20150024312
- Publication date Jan 22, 2015
- Masana Shiba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER FOR FORMING ELECTROSTATIC IMAGE, DEVELOPER, PROCESS CARTRIDGE...
- Publication number 20140080046
- Publication date Mar 20, 2014
- Daisuke ASAHINA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
YELLOW TONER AND COLOR IMAGE FORMING METHOD
- Publication number 20130171554
- Publication date Jul 4, 2013
- Hiroshi YAMASHITA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER AND DEVELOPER
- Publication number 20130059247
- Publication date Mar 7, 2013
- Tsuyoshi Sugimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY