Kenichi Ookubo

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Hamamatsu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Key for musical instrument
- Patent number 6,774,294
- Issue date Aug 10, 2004
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Hidenori Kugimoto
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Key for musical instrument
- Patent number 6,693,235
- Issue date Feb 17, 2004
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Kenichi Ookubo
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
Key for musical instrument
- Publication number 20030070534
- Publication date Apr 17, 2003
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Kenichi Ookubo
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Key for musical instrument
- Publication number 20030047061
- Publication date Mar 13, 2003
- KABUSHIKI KAISHA KAWAI GAKKI SEISAKUSHO
- Hidenori Kugimoto
- G10 - MUSICAL INSTRUMENTS ACOUSTICS