Takashi Hayasaka

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Minato, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical amplification apparatus, optical communication apparatus, a...
- Patent number 8,049,955
- Issue date Nov 1, 2011
- Fujitsu Limited
- Miki Onaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Optical amplification apparatus, optical communication apparatus, a...
- Publication number 20090195863
- Publication date Aug 6, 2009
- FUJITSU LIMITED
- Miki Onaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE