Akio Shigeta

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Network managing method and system
- Patent number 6,735,626
- Issue date May 11, 2004
- Hitachi, Ltd.
- Satoru Tezuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network managing method and system
- Patent number 6,047,320
- Issue date Apr 4, 2000
- Hitachi, Ltd.
- Satoru Tezuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE