Kenshi Tazaki

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Kashiwa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Packet data communication system with ring type transmission line
- Patent number 4,809,267
- Issue date Feb 28, 1989
- Fujitsu Limited
- Masahiro Higuchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loop transmission system with frame synchronization control
- Patent number 4,779,087
- Issue date Oct 18, 1988
- Fujitsu Limited
- Haruki Fukuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loop transmission system and method of controlling the loop-back co...
- Patent number 4,542,496
- Issue date Sep 17, 1985
- Fujitsu Limited
- Akira Takeyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE