Kazuhiko Terao

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Nagano, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing optical fiber assembly with polished end-f...
- Patent number 5,559,916
- Issue date Sep 24, 1996
- Totoku Electric Co., Ltd.
- Kazuhiko Terao
- G02 - OPTICS
Information Patent Grant
End-face polished ferrule and its method of manufacture
- Patent number 5,463,709
- Issue date Oct 31, 1995
- Totoku Electric Co., Ltd.
- Kazuhiko Terao
- B24 - GRINDING POLISHING
Information Patent Grant
Optical fiber assembly, method of manufacturing the same and optica...
- Patent number 5,245,684
- Issue date Sep 14, 1993
- Totoku Electric Co., Ltd.
- Kazuhiko Terao
- G02 - OPTICS
Information Patent Grant
Filter and a manufacturing method therefor
- Patent number 4,456,531
- Issue date Jun 26, 1984
- Totoku Electric Co., Ltd.
- Misao Kubota
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL