Keisuke Oizumi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hearing optimization device and hearing optimization method
- Patent number 8,879,765
- Issue date Nov 4, 2014
- Bicera Co., Ltd.
- Kikuo Aoki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
HEARING OPTIMIZATION DEVICE AND HEARING OPTIMIZATION METHOD
- Publication number 20100254551
- Publication date Oct 7, 2010
- Bicera Co., Ltd
- Kikuo Aoki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE