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Tetsuo Hayano
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Narita-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Optical fiber cord, ribbon cord using the same and ribbon cord bran...
Patent number
6,195,489
Issue date
Feb 27, 2001
Fujikura Ltd.
Keiji Oohashi
G02 - OPTICS
Patents Applications
last 30 patents
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Patent Application
Flame retardant optical fiber cord and manufacturing method for the...
Publication number
20030180017
Publication date
Sep 25, 2003
FUJIKURA LTD.
Tetsuo Hayano
G02 - OPTICS