Takahumi Terahara

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of upgrading optical node, and an optical node apparatus
- Patent number 7,650,072
- Issue date Jan 19, 2010
- Fujitsu Limited
- Miki Onaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of upgrading optical node, and an optical node apparatus
- Patent number 7,522,839
- Issue date Apr 21, 2009
- Fujitsu Limited
- Miki Onaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF UPGRADING OPTICAL NODE, AND AN OPTICAL NODE APPARATUS
- Publication number 20090226167
- Publication date Sep 10, 2009
- FUJITSU LIMITED
- Miki Onaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method of upgrading optical node, and an optical node apparatus
- Publication number 20080002978
- Publication date Jan 3, 2008
- Miki Onaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE