Yoshihiko Matsukuma

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Mute attached to brass instrument without change of pitch of sound
- Patent number 5,973,246
- Issue date Oct 26, 1999
- Yamaha Corporation
- Shinji Hamanaga
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Mute attached to brass instrument without change of pitch of sound
- Patent number 5,569,864
- Issue date Oct 29, 1996
- Yamaha Corporation
- Shinji Hamanaga
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
BRASS INSTRUMENT
- Publication number 20240331665
- Publication date Oct 3, 2024
- Yamaha Corporation
- Yoshihiko MATSUKUMA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS