Yasushi TERAI

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Hamamatsu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Touch weight adjustment mechanism for keyboard device
- Patent number 11,017,749
- Issue date May 25, 2021
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Hanayo Tsuzuku
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Keyboard device including link mechanism
- Patent number 10,847,130
- Issue date Nov 24, 2020
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Yasushi Terai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Damper for piano
- Patent number 10,410,610
- Issue date Sep 10, 2019
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Yasushi Terai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Piano action
- Patent number 9,437,173
- Issue date Sep 6, 2016
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Yasushi Terai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
MUSIC RACK UNIT-MOUNTING STRUCTURE OF GRAND PIANO
- Publication number 20240306810
- Publication date Sep 19, 2024
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Yasushi TERAI
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
TOUCH WEIGHT ADJUSTMENT MECHANISM FOR KEYBOARD DEVICE
- Publication number 20200302898
- Publication date Sep 24, 2020
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Hanayo TSUZUKU
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
KEYBOARD DEVICE INCLUDING LINK MECHANISM
- Publication number 20200090633
- Publication date Mar 19, 2020
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Yasushi TERAI
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
DAMPER FOR PIANO
- Publication number 20190272808
- Publication date Sep 5, 2019
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Yasushi TERAI
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
PIANO ACTION
- Publication number 20150000500
- Publication date Jan 1, 2015
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Yasushi TERAI
- G10 - MUSICAL INSTRUMENTS ACOUSTICS