Tadao Saitoh

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Automatic assembly and inspection system for optical connector
- Patent number 5,770,001
- Issue date Jun 23, 1998
- Nippon Telegraph & Telephone Corporation
- Akira Nagayama
- G02 - OPTICS
Information Patent Grant
Polishing plate for optical fiber connector ferrule end face and po...
- Patent number 5,503,590
- Issue date Apr 2, 1996
- Nippon Telegraph & Telephone Corporation
- Tadao Saitoh
- G02 - OPTICS
Information Patent Grant
Method and apparatus for forming curved surface
- Patent number 5,048,929
- Issue date Sep 17, 1991
- Nippon Telegraph & Telephone Corporation
- Junji Watanabe
- B24 - GRINDING POLISHING
Information Patent Grant
Apparatus for processing end face optical fiber connector
- Patent number 4,914,867
- Issue date Apr 10, 1990
- Kabushiki Kaisha Sankyo Seiki Seisakushi
- Kazuharu Saito
- B24 - GRINDING POLISHING