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Mitsuaki Osanai
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Yokohama, JP
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last 30 patents
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Patent Grant
Apparatus for aligning optical fibers
Patent number
4,830,490
Issue date
May 16, 1989
Nippon Telegraph & Telephone Public Corporation
Toshiaki Kakii
G02 - OPTICS
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Patent Grant
Method for splicing optical fibers
Patent number
4,749,252
Issue date
Jun 7, 1988
Sumitomo Electric Industries, Ltd.
Tooru Yanagi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL