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Hirotsugu Suzuki
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Hamamatsu-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Keyboard apparatus
Patent number
11,211,037
Issue date
Dec 28, 2021
Yamaha Corporation
Ken Takahashi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Keyboard apparatus
Patent number
10,311,847
Issue date
Jun 4, 2019
Yamaha Corporation
Shunsuke Ichiki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Keyboard device
Patent number
8,258,389
Issue date
Sep 4, 2012
Yamaha Corporation
Hirotsugu Suzuki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Keyboard apparatus
Patent number
8,158,876
Issue date
Apr 17, 2012
Yamaha Corporation
Mitsuru Kitajima
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Keyboard device
Patent number
7,923,619
Issue date
Apr 12, 2011
Yamaha Corporation
Hirotsugu Suzuki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Patents Applications
last 30 patents
Information
Patent Application
KEYBOARD APPARATUS
Publication number
20200410965
Publication date
Dec 31, 2020
Yamaha Corporation
Ken TAKAHASHI
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
KEYBOARD APPARATUS
Publication number
20180286369
Publication date
Oct 4, 2018
Yamaha Corporation
Shunsuke ICHIKI
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Keyboard Device
Publication number
20100074668
Publication date
Mar 25, 2010
Yamaha Corporation
Hirotsugu Suzuki
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Keyboard Apparatus
Publication number
20100071532
Publication date
Mar 25, 2010
Yamaha Corporation
Mitsuru KITAJIMA
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Keyboard Device
Publication number
20100071533
Publication date
Mar 25, 2010
Yamaha Corporation
Hirotsugu Suzuki
G10 - MUSICAL INSTRUMENTS ACOUSTICS