Kunio Yamamoto

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Integrated communication system of voice and data
- Patent number 6,246,679
- Issue date Jun 12, 2001
- Fujitsu Limited
- Kunio Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
On-demand system
- Patent number 6,111,882
- Issue date Aug 29, 2000
- Fujitsu Limited
- Kunio Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Videoconference system
- Patent number 5,991,276
- Issue date Nov 23, 1999
- Fujitsu Limited
- Kunio Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
ISDN switching system having testing facilities
- Patent number 5,442,621
- Issue date Aug 15, 1995
- Fujitsu Limited
- Noboru Ise
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Remote maintenance system for a digital communication network
- Patent number 4,870,638
- Issue date Sep 26, 1989
- Fujitsu Limited
- Hisao Kawano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE