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Tsuyoshi Sato
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Shizuoka-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Pivot mechanism and keyboard apparatus including the same
Patent number
10,825,435
Issue date
Nov 3, 2020
Yamaha Corporation
Hirotsugu Kamiya
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Electronic musical instrument simulating acoustic piano keytouch ch...
Patent number
6,005,178
Issue date
Dec 21, 1999
Yamaha Corporation
Ichiro Osuga
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Leaf spring and mounting construction of the same
Patent number
5,942,705
Issue date
Aug 24, 1999
Yamaha Corporation
Shinji Kumano
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Keyboard apparatus with white keys and black keys having substantia...
Patent number
5,932,825
Issue date
Aug 3, 1999
Yamaha Corporation
Shinji Kumano
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Keyboard assembly for electronic musical instrument
Patent number
5,895,875
Issue date
Apr 20, 1999
Yamaha Corporation
Ichiro Osuga
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Keyboarding apparatus for electronic musical instrument with simpli...
Patent number
5,834,668
Issue date
Nov 10, 1998
Yamaha Corporation
Shinji Kumano
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Keyboard apparatus for musical instrument
Patent number
5,824,928
Issue date
Oct 20, 1998
Yamaha Corporation
Shinji Kumano
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Keyboard apparatus with white keys and black keys having action mem...
Patent number
5,796,023
Issue date
Aug 18, 1998
Yamaha Corporation
Shinji Kumano
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Patents Applications
last 30 patents
Information
Patent Application
SOUND PRODUCTION CONTROL APPARATUS, KEYBOARD MUSICAL INSTRUMENT, AN...
Publication number
20220277713
Publication date
Sep 1, 2022
Yamaha Corporation
Daisuke MIURA
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
PIVOT MECHANISM AND KEYBOARD APPARATUS INCLUDING THE SAME
Publication number
20190378486
Publication date
Dec 12, 2019
Yamaha Corporation
Hirotsugu KAMIYA
G10 - MUSICAL INSTRUMENTS ACOUSTICS