Toshiroh Doy

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical fiber connector polishing apparatus and method
- Patent number 5,007,209
- Issue date Apr 16, 1991
- K.K. Sankyo Seiki Seisakusho
- Kazuharu Saito
- B24 - GRINDING POLISHING
Information Patent Grant
Method and apparatus for conically machining optical fiber connectors
- Patent number 4,999,955
- Issue date Mar 19, 1991
- K.K. Sankyo Seiki Seisakusho
- Kazuharu Saito
- B24 - GRINDING POLISHING