Tomoyuki Fujita

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Methods, devices and systems for generating anonymous public keys i...
- Patent number 7,873,169
- Issue date Jan 18, 2011
- NEC (China) Co., Ltd.
- Ke Zeng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
VIRTUAL SUBSCRIBER IDENTIFIER SYSTEM AND METHOD
- Publication number 20070130465
- Publication date Jun 7, 2007
- NEC (China) CO., LTD.
- Ke ZENG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Methods, devices and systems for generating anonymous public keys i...
- Publication number 20060098819
- Publication date May 11, 2006
- NEC (China) CO., LTD.
- Ke Zeng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE