Masahiko Iwase

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Hamamatsu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Key of keyboard instrument
- Patent number 10,347,224
- Issue date Jul 9, 2019
- KAWAI MUSICAL INSTRUMENTS MANUFACTURING CO., LTD
- Masahiko Iwase
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Key for keyboard instrument
- Patent number 8,921,676
- Issue date Dec 30, 2014
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Masahiko Iwase
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Key switch for electronic piano
- Patent number 8,748,725
- Issue date Jun 10, 2014
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Masahiko Iwase
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Musical performance control method, musical performance control app...
- Patent number 6,750,389
- Issue date Jun 15, 2004
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Yutaka Hagiwara
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
KEYBOARD DEVICE FOR KEYBOARD INSTRUMENT
- Publication number 20240212651
- Publication date Jun 27, 2024
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Anne ISHIDA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
KEY OF KEYBOARD INSTRUMENT
- Publication number 20170061938
- Publication date Mar 2, 2017
- KAWAI MUSICAL INSTRUMENTS MANUFACTURING CO., LTD.
- Masahiko IWASE
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
WEIGHT FOR KEY AND KEY FOR KEYBOARD MUSICAL INSTRUMENT
- Publication number 20150170619
- Publication date Jun 18, 2015
- KAWAI MUSICAL INSTRUMENTS MANUFACTURING CO., LTD.
- Masahiko IWASE
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
KEY FOR KEYBOARD INSTRUMENT
- Publication number 20140290464
- Publication date Oct 2, 2014
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Masahiko Iwase
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
KEY SWITCH FOR ELECTRONIC PIANO
- Publication number 20130074684
- Publication date Mar 28, 2013
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Masahiko Iwase
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Musical performance control method, musical performance control app...
- Publication number 20020178898
- Publication date Dec 5, 2002
- Kabushiki Kaisha Kawai Gakki Seisakusho
- Yutaka Hagiwara
- G10 - MUSICAL INSTRUMENTS ACOUSTICS