Michi Kumagai

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device and voice communication device
- Patent number 9,431,022
- Issue date Aug 30, 2016
- Renesas Electronics Corporation
- Michi Kumagai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR DEVICE AND VOICE COMMUNICATION DEVICE
- Publication number 20130211831
- Publication date Aug 15, 2013
- RENESAS ELECTRONICS CORPORATION
- Michi Kumagai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS