Akihiro Nagayama

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Hamamatsu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Display device for musical instrument and display switching method...
- Patent number 11,631,357
- Issue date Apr 18, 2023
- Yamaha Corporation
- Takaaki Makino
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Keyboard instrument and fallboard structure thereof
- Patent number 7,700,860
- Issue date Apr 20, 2010
- Yamaha Corporation
- Akihiro Nagayama
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
DISPLAY DEVICE FOR MUSICAL INSTRUMENT AND DISPLAY SWITCHING METHOD...
- Publication number 20210248946
- Publication date Aug 12, 2021
- Yamaha Corporation
- Takaaki MAKINO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Keyboard instrument and fallboard structure thereof
- Publication number 20070163417
- Publication date Jul 19, 2007
- Yamaha Corporation
- Akihiro Nagayama
- G10 - MUSICAL INSTRUMENTS ACOUSTICS