Atsushi Shimokawa

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
PoC communication server apparatus, terminal apparatus and PoC comm...
- Patent number 7,711,380
- Issue date May 4, 2010
- NTT DoCoMo, Inc.
- Atsushi Shimokawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
PoC communication server apparatus, terminal apparatus and PoC comm...
- Publication number 20060234692
- Publication date Oct 19, 2006
- NTT DoCoMo, Inc.
- Atsushi Shimokawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE