Kazuyuki Hirai

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Kyoto-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Toner and developer, toner container, process cartridge, image form...
- Patent number 7,695,883
- Issue date Apr 13, 2010
- Ricoh Company, Ltd.
- Masahide Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner and developer, toner container, process cartridge, image form...
- Patent number 7,504,188
- Issue date Mar 17, 2009
- Ricoh Company, Ltd.
- Masahide Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
TONER AND DEVELOPER, TONER CONTAINER, PROCESS CARTRIDGE, IMAGE FORM...
- Publication number 20090117480
- Publication date May 7, 2009
- Masahide YAMADA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER AND DEVELOPER, TONER CONTAINER, PROCESS CARTRIDGE, IMAGE FORM...
- Publication number 20080090165
- Publication date Apr 17, 2008
- Masahide YAMADA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY