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Hidetoshi Shinoda
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical transmission switching device
Patent number
7,609,728
Issue date
Oct 27, 2009
NEC Corporation
Toshiaki Arikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multiplex communication system and method
Patent number
7,372,804
Issue date
May 13, 2008
NEC Corporation
Toshiaki Arikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multiplex transmission system and multiplex transmitter
Patent number
7,209,493
Issue date
Apr 24, 2007
NEC Corporation
Hidetoshi Shinoda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Optical transmission switching device
Publication number
20060072923
Publication date
Apr 6, 2006
NEC Corporation
Toshiaki Arikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Multiplex communication system and method
Publication number
20030133712
Publication date
Jul 17, 2003
NEC Corporation
Toshiaki Arikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Multiplex transmission system and multiplex transmitter
Publication number
20030058888
Publication date
Mar 27, 2003
NEC Corporation
Hidetoshi Shinoda
H04 - ELECTRIC COMMUNICATION TECHNIQUE