Kenichiro Hara

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Hamamatsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Keyboard lid opening and closing mechanism for keyboard musical ins...
- Patent number 6,673,991
- Issue date Jan 6, 2004
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Kenichiro Hara
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Support apparatus for sound members of musical instrument
- Patent number 4,625,617
- Issue date Dec 2, 1986
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Kenichiro Hara
- G10 - MUSICAL INSTRUMENTS ACOUSTICS