Hiroshi Raijo

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Ichihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Variable optical dispersion compensating module
- Patent number 7,376,300
- Issue date May 20, 2008
- Furukawa Electric Co., Ltd.
- Nobutaka Fuke
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical fiber switch system
- Patent number 4,886,335
- Issue date Dec 12, 1989
- Furukawa Electric Co., Ltd.
- Hisaharu Yanagawa
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Variable optical dispersion compensating module
- Publication number 20050191018
- Publication date Sep 1, 2005
- Nobutaka Fuke
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Variable optical dispersion compensating module
- Publication number 20030007725
- Publication date Jan 9, 2003
- Nobutaka Fuke
- G02 - OPTICS