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Koji Matsunaga
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical transmitter and optical transmission method
Patent number
9,537,599
Issue date
Jan 3, 2017
Fujitsu Limited
Koji Bato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission device, optical transmission system, and optic...
Patent number
9,450,698
Issue date
Sep 20, 2016
Fujitsu Limited
Koji Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communication apparatus and control method thereof
Patent number
9,270,382
Issue date
Feb 23, 2016
Fujitsu Limited
Yuichiro Sakane
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission device and method
Patent number
9,112,637
Issue date
Aug 18, 2015
Fujitsu Limited
Yuichiro Sakane
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communication device and signal adjusting method
Patent number
8,891,966
Issue date
Nov 18, 2014
Fujitsu Limited
Tatsuya Toyozumi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical packet switching apparatus and method therefor
Patent number
8,019,219
Issue date
Sep 13, 2011
Fujitsu Limited
Koji Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless repeater, the method for wireless repeating, and data comm...
Patent number
7,609,665
Issue date
Oct 27, 2009
Fujitsu Limited
Koichiro Nakayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission device
Patent number
7,529,240
Issue date
May 5, 2009
Fujitsu Limited
Junichi Sawada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light transmission equipment
Patent number
6,763,038
Issue date
Jul 13, 2004
Fujitsu Limited
Nobuhiko Usui
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL TRANSMITTER AND OPTICAL TRANSMISSION METHOD
Publication number
20160020866
Publication date
Jan 21, 2016
Fujitsu Limited
Koji BATO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMITTER AND OPTICAL TRANSMISSION METHOD
Publication number
20160020852
Publication date
Jan 21, 2016
Fujitsu Limited
Koji BATO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION DEVICE, OPTICAL TRANSMISSION SYSTEM, AND OPTIC...
Publication number
20140355976
Publication date
Dec 4, 2014
Fujitsu Limited
Koji Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION APPARATUS AND CONTROL METHOD THEREOF
Publication number
20140355980
Publication date
Dec 4, 2014
Fujitsu Limited
Yuichiro Sakane
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION DEVICE AND METHOD
Publication number
20140112661
Publication date
Apr 24, 2014
FUJITSU TELECOM NETWORKS LIMITED
Yuichiro Sakane
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION DEVICE AND SIGNAL ADJUSTING METHOD
Publication number
20120315039
Publication date
Dec 13, 2012
FUJITSU TELECOM NETWORKS LIMITED
Tatsuya TOYOZUMI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL PACKET SWITCHING APPARATUS AND METHOD THEREFOR
Publication number
20090060506
Publication date
Mar 5, 2009
Fujitsu Limited
Koji Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
QoS control method, transmission apparatus and storage medium
Publication number
20060107128
Publication date
May 18, 2006
FUJITSU LIMITED
Koji Matsunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Transmission device
Publication number
20060087966
Publication date
Apr 27, 2006
FUJITSU LIMITED
Junichi Sawada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wireless repeater, the method for wireless repeating, and data comm...
Publication number
20060067363
Publication date
Mar 30, 2006
FUJITSU LIMITED
Koichiro Nakayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE