Masanao Iida

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Otsu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Preliminary member of optical device component with optical fiber
- Patent number 6,746,160
- Issue date Jun 8, 2004
- Nippon Electric Glass Co., Ltd.
- Hirokazu Takeuti
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Preliminary member of optical device component with optical fiber
- Publication number 20020039472
- Publication date Apr 4, 2002
- Hirokazu Takeuti
- C03 - GLASS MINERAL OR SLAG WOOL