Yohei OHTANI

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Iwata-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Power amplifier
- Patent number 10,819,293
- Issue date Oct 27, 2020
- Yamaha Corporation
- Yohei Ohtani
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Sensor output device, sound output device, and musical instrument
- Patent number 10,659,888
- Issue date May 19, 2020
- Yamaha Corporation
- Susumu Ishibashi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
Acoustic Apparatus
- Publication number 20230017817
- Publication date Jan 19, 2023
- Yamaha Corporation
- Yohei OHTANI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
POWER AMPLIFIER
- Publication number 20190245494
- Publication date Aug 8, 2019
- Yamaha Corporation
- Yohei OHTANI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SENSOR OUTPUT DEVICE, SOUND OUPUT DEVICE, AND MUSICAL INSTRUMENT
- Publication number 20190141455
- Publication date May 9, 2019
- Yamaha Corporation
- Susumu ISHIBASHI
- H01 - BASIC ELECTRIC ELEMENTS