Masaki Oomura

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical fiber with built-in grating and optical fiber for forming g...
- Patent number 6,842,566
- Issue date Jan 11, 2005
- Sumitomo Electric Industries, Ltd.
- Shinji Ishikawa
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical fiber with built-in grating and optical fiber for forming g...
- Publication number 20030021533
- Publication date Jan 30, 2003
- Shinji Ishikawa
- G02 - OPTICS