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Yutaka Washiyama
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Hamamatsu-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Resonance apparatus, resonance method and computer program for reso...
Patent number
6,762,357
Issue date
Jul 13, 2004
Kawai Musical Instruments Mfg. Co., Ltd.
Yutaka Washiyama
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Musical tone control apparatus for filter processing a musical tone...
Patent number
5,691,496
Issue date
Nov 25, 1997
Kawai Musical Inst. Mfg. Co., Ltd.
Takashi Suzuki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Wind instruments with electronic tubing length control
Patent number
5,668,340
Issue date
Sep 16, 1997
Kabushiki Kaisha Kawai Gakki Seisakusho
Hikaru Hashizume
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Apparatus for and method of generating musical tones
Patent number
5,665,931
Issue date
Sep 9, 1997
Kawai Musical Inst. Mfg. Co., Ltd.
Yutaka Washiyama
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Apparatus for and method of generating musical tones
Patent number
5,641,929
Issue date
Jun 24, 1997
Kawai Musical Inst. Mfg. Co., Ltd.
Seiji Okamoto
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Storing and interpolating means for a musical sound generating device
Patent number
5,637,821
Issue date
Jun 10, 1997
Kabushiki Kaisha Kawai Gakki Seisakusho
Gen Izumisawa
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Apparatus for and method of generating musical tones
Patent number
5,627,334
Issue date
May 6, 1997
Kawai Musical Inst. Mfg. Co., Ltd.
Sayoko Hirano
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Key touch detector for an electronic musical instrument
Patent number
5,376,753
Issue date
Dec 27, 1994
Kabushiki Kaisha Kawai Gakki Seisakusho
Taichi Kosugi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
System for processing musical sound data having overflow/underflow...
Patent number
5,374,776
Issue date
Dec 20, 1994
Kawai Musical Inst. Mfg. Co., Ltd.
Tsutomu Saito
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Keyboard touch response setting apparatus
Patent number
5,308,917
Issue date
May 3, 1994
Kabushiki Kaisha Kawai Gakki Seisakusho
Mineo Kitamura
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Filter coefficient generator for electronic musical instruments
Patent number
5,270,481
Issue date
Dec 14, 1993
Kabushiki Kaisha Kawai Gakki Seisakusho
Kaoru Matsunaga
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Waveform generation system with reduced memory requirement, for use...
Patent number
5,245,126
Issue date
Sep 14, 1993
Kawai Musical Inst. Mfg. Co., Ltd.
Tsutomu Saito
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Electronic musical instrument using filters for timbre control
Patent number
5,149,902
Issue date
Sep 22, 1992
Kabushiki Kaisha Kawai Gakki Seisakusho
Yutaka Washiyama
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Interpolating tone wave generator having truncated data
Patent number
5,146,834
Issue date
Sep 15, 1992
Kabushiki Kaisha Kawai Gakki Seisakusho
Gen Izumisawa
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Envelope signal generating apparatus
Patent number
5,127,304
Issue date
Jul 7, 1992
Kabushiki Kaisha Kawai Gakki Seisakusho
Takashi Suzuki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Device for changing and controlling the rate of generating waveform...
Patent number
5,117,725
Issue date
Jun 2, 1992
Kawai Musical Inst. Mfg. Co. Ltd.
Kiyomi Takauji
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Envelope generator for use in an electronic musical instrument
Patent number
5,109,746
Issue date
May 5, 1992
Kawai Musical Inst. Mfg. Co., Ltd.
Kiyomi Takauji
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
AD converter using successive comparison
Patent number
5,061,926
Issue date
Oct 29, 1991
Kawai Musical Instruments Mfg. Co., Ltd.
Yutaka Washiyama
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Electronic musical instrument
Patent number
4,174,649
Issue date
Nov 20, 1979
Kabushiki Kaisha Kawai Gakki Seisakusho
Nobuharu Obayashi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Patents Applications
last 30 patents
Information
Patent Application
Resonance apparatus, resonance method and computer program for reso...
Publication number
20020166441
Publication date
Nov 14, 2002
Yutaka Washiyama
G10 - MUSICAL INSTRUMENTS ACOUSTICS