Kenichi Hirano

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Speaker unit and audio output robot device
- Patent number 8,199,957
- Issue date Jun 12, 2012
- Sony Corporation
- Nobuhiko Ohguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Opening-and-closing device and robot device
- Publication number 20090064596
- Publication date Mar 12, 2009
- SONY CORPORATION
- Wataru Kokubo
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Speaker unit and audio output robot device
- Publication number 20090067662
- Publication date Mar 12, 2009
- SONY CORPORATION
- Nobuhiko Ohguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE