Hiroyuki YASUNAGA

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Hamamatsu-city, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electronic musical instruments
- Patent number 7,812,242
- Issue date Oct 12, 2010
- Roland Corporation
- Toshio Yamabata
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
ELECTRONIC MUSICAL INSTRUMENTS
- Publication number 20090056527
- Publication date Mar 5, 2009
- ROLAND CORPORATION
- Toshio YAMABATA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS