Hiroki Yabe

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Koriyama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Local networking system for registering unregistered terminals
- Patent number 6,892,232
- Issue date May 10, 2005
- Hitachi Telecom Technologies, Ltd.
- Kenichi Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system, exchange and extension call processing method
- Patent number 6,714,640
- Issue date Mar 30, 2004
- Hitachi Telecom Technologies, Ltd.
- Hiroki Yabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Local networking system
- Publication number 20020032757
- Publication date Mar 14, 2002
- Kenichi Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE