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Yasuo Nagahama
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Hamamatsu, JP
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last 30 patents
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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 having a voice-inputting function
Patent number
5,504,269
Issue date
Apr 2, 1996
Yamaha Corporation
Yasuo Nagahama
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Electronic musical instrument using simplified registration selection
Patent number
5,406,023
Issue date
Apr 11, 1995
Yamaha Corporation
Yasuo Nagahama
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Voltage-controlled oscillator
Patent number
4,191,932
Issue date
Mar 4, 1980
Nippon Gakki Seizo Kabushiki Kaisha
Yasuo Nagahama
G10 - MUSICAL INSTRUMENTS ACOUSTICS