Hideo Takeshita

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Reflective optical switch
- Patent number 7,233,717
- Issue date Jun 19, 2007
- FDK Corporation
- Hiroaki Ono
- G02 - OPTICS
Information Patent Grant
Variable optical gain equalizer and variable branching ratio beam s...
- Patent number 6,798,566
- Issue date Sep 28, 2004
- FDK Corporation
- Shohei Abe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Beam shutter
- Patent number 6,667,827
- Issue date Dec 23, 2003
- FDK Corporation
- Hiroaki Ono
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Reflective optical switch
- Publication number 20050058391
- Publication date Mar 17, 2005
- Hiroaki Ono
- G02 - OPTICS
Information Patent Application
Optical circulator
- Publication number 20030048529
- Publication date Mar 13, 2003
- Shusuke Wada
- G02 - OPTICS
Information Patent Application
Beam shutter
- Publication number 20030021003
- Publication date Jan 30, 2003
- Hiroaki Ono
- G02 - OPTICS
Information Patent Application
Variable optical gain equalizer and variable branching ratio beam s...
- Publication number 20020191274
- Publication date Dec 19, 2002
- Shohei Abe
- G02 - OPTICS