Teruhisa Takano

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Ebina, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical cross connect apparatus and network
- Patent number 7,756,045
- Issue date Jul 13, 2010
- Hitachi, Ltd.
- Toshiyuki Atsumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical cross connect apparatus and network
- Patent number 7,433,371
- Issue date Oct 7, 2008
- Hitachi Communication Technologies, Ltd.
- Toshiyuki Atsumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Optical Cross Connect Apparatus and Network
- Publication number 20090022059
- Publication date Jan 22, 2009
- Hitachi Communication Technologies, Ltd.
- Toshiyuki ATSUMI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical cross connect apparatus and network
- Publication number 20050185958
- Publication date Aug 25, 2005
- Hitachi Communication Technologies, Inc.
- Toshiyuki Atsumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE