Haruo Shibuya

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Musashino-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Bidirectional optical module and optical time domain reflectometer...
- Patent number 7,889,331
- Issue date Feb 15, 2011
- Yokogawa Electric Corporation
- Keisuke Asami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bidirectional optical module and optical time domain reflectometer
- Patent number 7,853,104
- Issue date Dec 14, 2010
- Yokogawa Electric Corporation
- Katsushi Oota
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
BIDIRECTIONAL OPTICAL MODULE AND OPTICAL TIME DOMAIN REFLECTOMETER
- Publication number 20100172614
- Publication date Jul 8, 2010
- YOKOGAWA ELECTRIC CORPORATION
- Katsushi Oota
- G02 - OPTICS
Information Patent Application
BIDIRECTIONAL OPTICAL MODULE AND OPTICAL TIME DOMAIN REFLECTOMETER...
- Publication number 20080055589
- Publication date Mar 6, 2008
- YOKOGAWA ELECTRIC CORPORATION
- Keisuke Asami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE