Kazuyuki Tanikawa

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical amplifier and optical transmission system
- Patent number 6,266,466
- Issue date Jul 24, 2001
- Fujitsu Limited
- Yoshio Nabeyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical amplifier and optical transmission system
- Patent number 5,859,938
- Issue date Jan 12, 1999
- Fujitsu Limited
- Yoshio Nabeyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of modulating feedback signal in optical amplifier to compen...
- Patent number 5,479,423
- Issue date Dec 26, 1995
- Fujitsu Limited
- Kazuyuki Tanikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE