Kenichi Hirota

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Shizuoka-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Musical tone control system for grand-type piano
- Patent number 7,973,233
- Issue date Jul 5, 2011
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Hisamitsu Honda
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic keyboard instrument and processing method of the same
- Patent number 7,619,157
- Issue date Nov 17, 2009
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Kenichi Hirota
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Sound control apparatus for a keyboard-based musical instrument
- Patent number 7,491,880
- Issue date Feb 17, 2009
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Kenichi Hirota
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Speed detecting apparatus for keyboard musical instrument
- Patent number 7,432,431
- Issue date Oct 7, 2008
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Kenichi Hirota
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
MUSICAL TONE CONTROL SYSTEM FOR GRAND-TYPE PIANO
- Publication number 20100236387
- Publication date Sep 23, 2010
- Hisamitsu Honda
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Electronic keyboard instrument and processing method of the same
- Publication number 20080257135
- Publication date Oct 23, 2008
- KABUSHIKI KAISHA KAWAI GAKKI SEISAKUSHO
- Kenichi Hirota
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SOUND CONTROL APPARATUS FOR A KEYBOARD-BASED MUSICAL INSTRUMENT
- Publication number 20080017019
- Publication date Jan 24, 2008
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Kenichi Hirota
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Speed detecting apparatus for keyboard musical instrument
- Publication number 20060185497
- Publication date Aug 24, 2006
- Kenichi Hirota
- G10 - MUSICAL INSTRUMENTS ACOUSTICS