Kazuhiko Otake

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Keyboard and electronic equipment
- Patent number 8,217,898
- Issue date Jul 10, 2012
- Sony Corporation
- Masatoshi Fujino
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Input pen accommodation mechanism for tablet input apparatus
- Patent number 5,401,917
- Issue date Mar 28, 1995
- Sony Corporation
- Tatsuo Yoshida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Switching apparatus for electronic devices
- Patent number 5,250,930
- Issue date Oct 5, 1993
- Sony Corporation
- Tatsuo Yoshida
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Keyboard and electronic equipment
- Publication number 20090195507
- Publication date Aug 6, 2009
- SONY CORPORATION
- Masatoshi Fujino
- G06 - COMPUTING CALCULATING COUNTING