Fumitaka Yoshino

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical waveguide circuit component and method of manufacturing the...
- Patent number 7,221,844
- Issue date May 22, 2007
- Omron Corporation
- Fumio Takahashi
- G02 - OPTICS
Information Patent Grant
Optical component having positioning markers and method for making...
- Patent number 6,553,171
- Issue date Apr 22, 2003
- NHK Spring Co., Ltd.
- Fumio Takahashi
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical waveguide circuit component and method of manufacturing the...
- Publication number 20060018589
- Publication date Jan 26, 2006
- NHK Spring Co., Ltd.
- Fumio Takahashi
- G02 - OPTICS