Yutaka Tamai

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Hamamatsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Keyboard apparatus for electronic musical instrument
- Patent number 5,542,332
- Issue date Aug 6, 1996
- Kabushiki Kaisha Kawai Gakki Seisa Kusho
- Yutaka Tamai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Keyboard apparatus for electronic musical instrument
- Patent number 5,406,875
- Issue date Apr 18, 1995
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Yutaka Tamai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Keyboard apparatus for electronic keyboard musical instrument
- Patent number 5,079,985
- Issue date Jan 14, 1992
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Tsutomu Yamaguchi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Keyboard device for electronic musical instrument
- Patent number 5,036,743
- Issue date Aug 6, 1991
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Tsutomu Yamaguchi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Key device for electronic keyboard musical instrument
- Patent number 4,890,533
- Issue date Jan 2, 1990
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Masanori Katsuta
- G10 - MUSICAL INSTRUMENTS ACOUSTICS