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Takashi Yoshizawa
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Musashino, JP
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last 30 patents
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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
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Patent Grant
Optical fiber connector unit and optical fiber connector
Patent number
5,436,995
Issue date
Jul 25, 1995
Nippon Telegraph & Telephone Corporation
Takashi Yoshizawa
G02 - OPTICS
Information
Patent Grant
Optical storage inspection unit calibration disk
Patent number
4,988,194
Issue date
Jan 29, 1991
Kyocera Corporation
Shigeji Hara
G11 - INFORMATION STORAGE