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Yoshio Nogi
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Transmission device with function of packetizing and transmitting
Patent number
8,634,426
Issue date
Jan 21, 2014
Hitachi, Ltd.
Yoshio Nogi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission device
Patent number
8,306,066
Issue date
Nov 6, 2012
Hitachi, Ltd.
Masatoshi Shibasaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical switch and method for controlling optical path thereof
Patent number
7,580,636
Issue date
Aug 25, 2009
Hitachi Communication Technologies, Ltd.
Yoshio Nogi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical cross connect apparatus and optical transmission system
Patent number
7,447,430
Issue date
Nov 4, 2008
Hitachi Communications Technologies, Ltd.
Yoshio Nogi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
TRANSMISSION DEVICE
Publication number
20120027023
Publication date
Feb 2, 2012
Hitachi, Ltd.
Yoshio Nogi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSMISSION DEVICE
Publication number
20100111111
Publication date
May 6, 2010
Hitachi, Ltd.
Masatoshi SHIBASAKI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical switch and method for controlling optical path thereof
Publication number
20060233549
Publication date
Oct 19, 2006
Yoshio Nogi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical cross connect apparatus and optical transmission system
Publication number
20060018656
Publication date
Jan 26, 2006
Yoshio Nogi
H04 - ELECTRIC COMMUNICATION TECHNIQUE