Motoshi Murasaki

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Keyboard device of electronic musical instrument
- Patent number RE35161
- Issue date Feb 27, 1996
- Yamaha Corporation
- Shinji Kumano
- 354 -
Information Patent Grant
Keyboard device of electronic musical instrument
- Patent number 5,090,290
- Issue date Feb 25, 1992
- Yamaha Corporation
- Shinji Kumano
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Keyboard device of electronic musical instrument
- Patent number 4,846,041
- Issue date Jul 11, 1989
- Nippon Gakki Seizo Kabushiki Kaisha
- Shinji Kumano
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Keyboard device of electronic musical instrument
- Patent number 4,604,937
- Issue date Aug 12, 1986
- Nippon Gakki Seizo Kabushiki Kaisha
- Shinji Kumano
- G10 - MUSICAL INSTRUMENTS ACOUSTICS