Tamotsu SHIRAI

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Hamamatsu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electronic apparatus
- Patent number 8,680,708
- Issue date Mar 25, 2014
- Yamaha Corporation
- Tamotsu Shirai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
ELECTRONIC APPARATUS
- Publication number 20120074781
- Publication date Mar 29, 2012
- Yamaha Corporation
- Tamotsu SHIRAI
- G10 - MUSICAL INSTRUMENTS ACOUSTICS