Hiroyuki Kamioka

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor optical amplifier characteristic evaluation method an...
- Patent number 6,728,025
- Issue date Apr 27, 2004
- Nippon Telegraph and Telephone Corporation
- Katsuaki Magari
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor optical amplifier characteristic evaluation method an...
- Publication number 20030099033
- Publication date May 29, 2003
- Katsuaki Magari
- H04 - ELECTRIC COMMUNICATION TECHNIQUE