Takashi Norimatsu

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Hamamatsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ambient noise removal device
- Patent number 8,515,090
- Issue date Aug 20, 2013
- Yamaha Corporation
- Morito Morishima
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Class D amplifier circuit
- Patent number 8,044,719
- Issue date Oct 25, 2011
- Yamaha Corporation
- Takashi Norimatsu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Communication method and system for transmission and reception of p...
- Patent number 7,254,644
- Issue date Aug 7, 2007
- Yamaha Corporation
- Takashi Norimatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic musical instrument having playing and parameter adjustme...
- Patent number 4,977,813
- Issue date Dec 18, 1990
- Yamaha Corporation
- Takashi Norimatsu
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic stringed musical instrument
- Patent number 4,951,546
- Issue date Aug 28, 1990
- Yamaha Corporation
- Youjiro Takabayashi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic musical instrument having playing and parameter adjustme...
- Patent number 4,873,904
- Issue date Oct 17, 1989
- Yamaha Corporation
- Takashi Norimatsu
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic stringed instrument
- Patent number 4,723,468
- Issue date Feb 9, 1988
- Nippon Gakki Seizo Kabushiki Kaisha
- Youjiro Takabayashi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
AMBIENT NOISE REMOVAL DEVICE
- Publication number 20110002476
- Publication date Jan 6, 2011
- Yamaha Corporation
- Morito MORISHIMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Class D amplifier circuit
- Publication number 20100231298
- Publication date Sep 16, 2010
- Yamaha Corporation
- Takashi Norimatsu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Communication method and system for transmission and reception of p...
- Publication number 20020078245
- Publication date Jun 20, 2002
- Takashi Norimatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE