Takahiro Yasunaga

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Ebina-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Development magnet roller, development device, process cartridge an...
- Patent number 7,352,983
- Issue date Apr 1, 2008
- Ricoh Company, Ltd.
- Noriyuki Kamiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cylindrical structural body for use in an image forming apparatus a...
- Patent number 5,970,294
- Issue date Oct 19, 1999
- Ricoh Company, Ltd.
- Kenji Narita
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Development magnet roller, development device, process cartridge an...
- Publication number 20050063738
- Publication date Mar 24, 2005
- Noriyuki Kamiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY