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Atsuya Hotta
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Tokyo, JP
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last 30 patents
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Patent Grant
Optical signal receiver, optical signal monitoring unit, and optica...
Patent number
7,650,071
Issue date
Jan 19, 2010
NEC Corporation
Atsuya Hotta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
WAVELENGTH MULTIPLEXING OPTICAL COMMUNICATION DEVICE AND OPTICAL DI...
Publication number
20120099867
Publication date
Apr 26, 2012
Atsuya Hotta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical signal receiver, optical signal monitoring unit, and optica...
Publication number
20060216041
Publication date
Sep 28, 2006
NEC Corporation
Atsuya Hotta
H04 - ELECTRIC COMMUNICATION TECHNIQUE