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Hideaki Tobioka
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Wavelength division multiplex optical regeneration system and wavel...
Patent number
8,059,966
Issue date
Nov 15, 2011
The Furukawa Electric Co., Ltd.
Koji Igarashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical fiber wavelength converter
Patent number
7,113,326
Issue date
Sep 26, 2006
The Furukawa Electric Co., Ltd.
Masanori Takahashi
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
WAVELENGTH DIVISION MULTIPLEX OPTICAL REGENERATION SYSTEM AND WAVEL...
Publication number
20120027343
Publication date
Feb 2, 2012
THE FURUKAWA ELECTRIC CO., LTD.
Koji IGARASHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wavelength division multiplex optical regeneration system and wavel...
Publication number
20060204170
Publication date
Sep 14, 2006
THE FURUKAWA ELECTRIC CO., LTD.
Koji Igarashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical fiber wavelength converter
Publication number
20050264871
Publication date
Dec 1, 2005
THE FURUKAWA ELECTRIC CO., LTD.
Masanori Takahashi
G02 - OPTICS