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Ryoichi MUTOH
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Kawasaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Communication system, communication controller, communication contr...
Patent number
9,882,751
Issue date
Jan 30, 2018
Fujitsu Limited
Ryoichi Mutoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication control device, communication control method, and com...
Patent number
9,847,920
Issue date
Dec 19, 2017
Fujitsu Limited
Yosuke Takano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication system and method therefor
Patent number
9,209,926
Issue date
Dec 8, 2015
Fujitsu Limited
Ryoichi Mutoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Node and ring information transmitting method
Patent number
9,160,562
Issue date
Oct 13, 2015
Fujitsu Limited
Ryoichi Mutoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Ring network setup method
Patent number
9,160,453
Issue date
Oct 13, 2015
Fujitsu Limited
Kanji Naito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Information processing apparatus, congestion control method, and co...
Patent number
8,976,671
Issue date
Mar 10, 2015
Fujitsu Limited
Ryoichi Mutoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for switching paths in a wavelength-multiplexi...
Patent number
8,861,956
Issue date
Oct 14, 2014
Fujitsu Limited
Yasuki Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission apparatus and network protection method
Patent number
8,712,235
Issue date
Apr 29, 2014
Fujitsu Limited
Yasuki Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Node apparatus, ring network, and protection path bandwidth control...
Patent number
8,432,792
Issue date
Apr 30, 2013
Fujitsu Limited
Yasuki Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Inter-ring connection method and device
Patent number
7,512,140
Issue date
Mar 31, 2009
Fujitsu Limited
Ryoichi Mutoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
COMMUNICATION APPARATUS AND METHOD OF COMMUNICATION
Publication number
20180097731
Publication date
Apr 5, 2018
Fujitsu Limited
Ryoichi MUTOH
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION CONTROL PROGRAM, COMMUNICATION CONTROL METHOD, AND CO...
Publication number
20170366465
Publication date
Dec 21, 2017
Fujitsu Limited
Ryoichi MUTOH
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION CONTROL DEVICE, COMMUNICATION CONTROL METHOD, AND COM...
Publication number
20170244615
Publication date
Aug 24, 2017
Fujitsu Limited
Yosuke TAKANO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DATA TRANSMITTING DEVICE, METHOD OF TRANSMITTING DATA, AND NON-TRAN...
Publication number
20170230268
Publication date
Aug 10, 2017
Fujitsu Limited
Ryoichi Mutoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION DEVICE, COMMUNICATION PROCESSING METHOD, AND STORAGE...
Publication number
20160316022
Publication date
Oct 27, 2016
Fujitsu Limited
Yosuke TAKANO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION SYSTEM, COMMUNICATION METHOD, AND TRANSMISSION APPARATUS
Publication number
20160087934
Publication date
Mar 24, 2016
Fujitsu Limited
Ryoichi MUTOH
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION SYSTEM, COMMUNICATION CONTROLLER, COMMUNICATION CONTR...
Publication number
20140237136
Publication date
Aug 21, 2014
Fujitsu Limited
Ryoichi Mutoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INFORMATION PROCESSOR APPARATUS, INFORMATION PROCESSING METHOD, AND...
Publication number
20140082180
Publication date
Mar 20, 2014
Fujitsu Limited
Ryoichi MUTOH
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION SYSTEM AND METHOD THEREFOR
Publication number
20130243428
Publication date
Sep 19, 2013
Fujitsu Limited
Ryoichi MUTOH
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INFORMATION PROCESSING APPARATUS, CONGESTION CONTROL METHOD, AND CO...
Publication number
20130235729
Publication date
Sep 12, 2013
Ryoichi MUTOH
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RING NETWORK SETUP METHOD
Publication number
20130216227
Publication date
Aug 22, 2013
Fujitsu Limited
Kanji NAITO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHOD FOR SWITCHING PATHS IN A WAVELENGTH-MULTIPLEXI...
Publication number
20130028592
Publication date
Jan 31, 2013
Fujitsu Limited
Yasuki Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NODE AND RING INFORMATION TRANSMITTING METHOD
Publication number
20120320798
Publication date
Dec 20, 2012
Fujitsu Limited
Ryoichi Mutoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSMISSION APPARATUS AND NETWORK PROTECTION METHOD
Publication number
20120237201
Publication date
Sep 20, 2012
Fujitsu Limited
Yasuki Fujii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SIGNAL TRANSMISSION METHOD AND TRANSMISSION DEVICE
Publication number
20110103222
Publication date
May 5, 2011
Fujitsu Limited
Ryoichi MUTOH
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSMISSION APPARATUS, METHOD FOR TRANSMISSION, AND TRANSMISSION S...
Publication number
20100271938
Publication date
Oct 28, 2010
FUJITSU LIMITED
Ryoichi Mutoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NODE APPARATUS, RING NETWORK, AND PROTECTION PATH BANDWIDTH CONTROL...
Publication number
20100188970
Publication date
Jul 29, 2010
FUJITSU LIMITED
Yasuki FUJII
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSMISSION DEVICE AND TRANSMISSION METHOD
Publication number
20100074102
Publication date
Mar 25, 2010
FUJITSU LIMITED
Ryoichi MUTOH
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Transmission apparatus, transmission-channel-ring connecting method...
Publication number
20070165658
Publication date
Jul 19, 2007
FUJITSU LIMITED
Ryoichi Mutoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Inter-ring connection method and device
Publication number
20060209859
Publication date
Sep 21, 2006
FUJITSU LIMITED
Ryoichi Mutoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Loop frame detecting device and method for detecting loop frame
Publication number
20060013141
Publication date
Jan 19, 2006
FUJITSU LIMITED
Ryoichi Mutoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Abnormal traffic eliminating apparatus
Publication number
20050286430
Publication date
Dec 29, 2005
FUJITSU LIMITED
Yoshihiko Koga
H04 - ELECTRIC COMMUNICATION TECHNIQUE