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Tomohiro Takanashi
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Sakura-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Amplifying optical fiber and optical fiber amplifier
Patent number
8,749,877
Issue date
Jun 10, 2014
Fujikura Ltd.
Tomohiro Takanashi
G02 - OPTICS
Patents Applications
last 30 patents
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Patent Application
AMPLIFYING OPTICAL FIBER AND OPTICAL FIBER AMPLIFIER
Publication number
20120275015
Publication date
Nov 1, 2012
FUJIKURA LTD.
Tomohiro Takanashi
G02 - OPTICS