Tatsuhiro Koike

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Hamamatsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electronic musical instrument having a function to indicate keys to...
- Patent number 5,656,789
- Issue date Aug 12, 1997
- Yamaha Corporation
- Akira Nakada
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Electronic musical instrument which prevents tone generation for pa...
- Patent number 5,406,021
- Issue date Apr 11, 1995
- Yamaha Corporation
- Tatsuhiro Koike
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Musical instrument incorporating a Helmholtz resonator
- Patent number 5,248,846
- Issue date Sep 28, 1993
- Yamaha Corporation
- Tatsuhiro Koike
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Keyboard instrument
- Patent number 5,031,500
- Issue date Jul 16, 1991
- Yamaha Corporation
- Tatsuhiro Koike
- G10 - MUSICAL INSTRUMENTS ACOUSTICS