Junpei Sakae

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Information display medium, information managing apparatus, informa...
- Patent number 7,621,448
- Issue date Nov 24, 2009
- Ricoh Company, Ltd.
- Hideo Sakurai
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Information display medium, information managing apparatus, informa...
- Publication number 20060081696
- Publication date Apr 20, 2006
- Hideo Sakurai
- G06 - COMPUTING CALCULATING COUNTING