Yasuo Iwami

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Call control management system
- Patent number 6,304,635
- Issue date Oct 16, 2001
- Fujitsu Limited
- Yasuo Iwami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication service simulator and a communication service specifi...
- Patent number 5,621,670
- Issue date Apr 15, 1997
- Fujitsu Limited
- Jun Maeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatic terminal start/stop verification system using call proces...
- Patent number 5,295,177
- Issue date Mar 15, 1994
- Fujitsu Limited
- Mitsuaki Kakemizu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE