Nobuyoshi Baba

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Yono, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of an optical fiber bundle for heat resi...
- Patent number 5,472,471
- Issue date Dec 5, 1995
- Sumita Optical Glass, Inc.
- Nobuyoshi Baba
- G02 - OPTICS
Information Patent Grant
Fluorophosphate optical glass
- Patent number 4,808,556
- Issue date Feb 28, 1989
- Sumita Optical Glass Mfg. Co., Ltd.
- Naruhito Sawanobori
- C03 - GLASS MINERAL OR SLAG WOOL