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last 30 patents
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Patent Grant
Apparatus for producing a chord progression by connecting chord pat...
Patent number
5,052,267
Issue date
Oct 1, 1991
Casio Computer Co., Ltd.
Mayumi Ino
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Accompaniment line principal tone determination system
Patent number
4,977,812
Issue date
Dec 18, 1990
Casio Computer Co., Ltd.
Mayumi Ino
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Apparatus for extracting envelope data from an input waveform signa...
Patent number
4,958,552
Issue date
Sep 25, 1990
Casio Computer Co., Ltd.
Junichi Minamitaka
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Accompaniment line principal tone determination system
Patent number
4,896,576
Issue date
Jan 30, 1990
Casio Computer Co., Ltd.
Mayumi Ino
G10 - MUSICAL INSTRUMENTS ACOUSTICS