Kohichi Sakata

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Numazu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Toner, developer, image forming apparatus and image forming method
- Patent number 7,642,032
- Issue date Jan 5, 2010
- Ricoh Company, Limited
- Hideki Sugiura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming method using toner
- Patent number 7,442,484
- Issue date Oct 28, 2008
- Ricoh Company Limited
- Osamu Uchinokura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Image forming method using toner
- Publication number 20050089787
- Publication date Apr 28, 2005
- Osamu Uchinokura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner, developer, image forming apparatus and image forming method
- Publication number 20050089786
- Publication date Apr 28, 2005
- Hideki Sugiura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY