Keiichi Shibata

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Miyagi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical communication device
- Patent number 10,812,195
- Issue date Oct 20, 2020
- Sony Corporation
- Takashi Nakao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Non-aqueous electolyte cell
- Patent number 6,358,644
- Issue date Mar 19, 2002
- Sony Corporation
- Keiichi Shibata
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL COMMUNICATION DEVICE
- Publication number 20200127738
- Publication date Apr 23, 2020
- SONY CORPORATION
- TAKASHI NAKAO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE