Hirotsugu Shirai

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus having a conveyance unit and a front-side p...
- Patent number 7,272,343
- Issue date Sep 18, 2007
- Ricoh Company, Ltd.
- Hiroshi Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Image forming apparatus having a conveyance unit and a front-side p...
- Publication number 20050134668
- Publication date Jun 23, 2005
- Hiroshi Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY