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Keiko Mitsuhashi
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Sakura-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical fiber and optical fiber cable using the same
Patent number
7,072,554
Issue date
Jul 4, 2006
Fujikura Ltd.
Hirohito Watanabe
G02 - OPTICS
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Patent Grant
Resin liquid for optical fiber coating layer
Patent number
7,068,908
Issue date
Jun 27, 2006
Fujikura, Ltd.
Keiko Mitsuhashi
C03 - GLASS MINERAL OR SLAG WOOL
Patents Applications
last 30 patents
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Patent Application
Optical fiber and optical fiber cable using the same
Publication number
20040028366
Publication date
Feb 12, 2004
FUJIKURA LTD.
Hirohito Watanabe
G02 - OPTICS
Information
Patent Application
Resin liquid for optical fiber coating layer
Publication number
20030152351
Publication date
Aug 14, 2003
Fujikura, Ltd.
Keiko Mitsuhashi
G02 - OPTICS