Tetsuya Kato

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Fujisawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical modulator module
- Patent number 7,391,099
- Issue date Jun 24, 2008
- OpNext Japan, Inc.
- Hiroyuki Arima
- G02 - OPTICS
Information Patent Grant
High-frequency transmission line and an optical module incorporatin...
- Patent number 7,177,549
- Issue date Feb 13, 2007
- OpNext Japan, Inc.
- Naoki Matsushima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical modulator module
- Patent number 7,149,024
- Issue date Dec 12, 2006
- OpNext Japan, Inc.
- Hiroyuki Arima
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Optical modulator module
- Publication number 20060175676
- Publication date Aug 10, 2006
- Hiroyuki Arima
- G02 - OPTICS
Information Patent Application
Optical modulator module
- Publication number 20050264862
- Publication date Dec 1, 2005
- Hiroyuki Arima
- G02 - OPTICS
Information Patent Application
High-frequency transmission line and an optical module incorporatin...
- Publication number 20030202800
- Publication date Oct 30, 2003
- OpNext Japan, Inc.
- Naoki Matsushima
- H01 - BASIC ELECTRIC ELEMENTS