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Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Line switching device
Patent number
9,277,299
Issue date
Mar 1, 2016
Fujitsu Limited
Shigeo Tani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission apparatus and switching method
Patent number
9,253,553
Issue date
Feb 2, 2016
Fujitsu Limited
Shigeo Tani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Time slot interchanger
Patent number
8,582,597
Issue date
Nov 12, 2013
Fujitsu Limited
Mitsuhiro Kawaguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Clock device
Patent number
8,564,355
Issue date
Oct 22, 2013
Fujitsu Limited
Shigeo Tani
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Node apparatus interconnecting ring network
Patent number
8,355,318
Issue date
Jan 15, 2013
Fujitsu Limited
Mitsuhiro Kawaguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission apparatus
Patent number
8,355,632
Issue date
Jan 15, 2013
Fujitsu Limited
Mitsuhiro Kawaguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network apparatus that determines whether data is written into buff...
Patent number
8,295,161
Issue date
Oct 23, 2012
Fujitsu Limited
Ryoji Azumi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Cross-connect method and cross-connect apparatus
Patent number
6,977,889
Issue date
Dec 20, 2005
Fujitsu Limited
Mitsuhiro Kawaguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Frame synchronism processing apparatus and frame synchronism proces...
Patent number
6,587,527
Issue date
Jul 1, 2003
Fujitsu Limited
Shigeo Tani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital communication system
Patent number
5,619,532
Issue date
Apr 8, 1997
Fujitsu Limited
Shigeo Tani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
TRANSMISSION APPARATUS AND SWITCHING METHOD
Publication number
20130195453
Publication date
Aug 1, 2013
Fujitsu Limited
Shigeo TANI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LINE SWITCHING DEVICE
Publication number
20130094805
Publication date
Apr 18, 2013
Fujitsu Limited
Shigeo TANI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CLOCK DEVICE
Publication number
20110175653
Publication date
Jul 21, 2011
Fujitsu Limited
SHIGEO TANI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
INTERFACE DEVICE, DEMULTIPLEXING METHOD, AND MULTIPLEXING METHOD
Publication number
20110170864
Publication date
Jul 14, 2011
Fujitsu Limited
Shigeo TANI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NETWORK APPARATUS
Publication number
20100158514
Publication date
Jun 24, 2010
FUJITSU LIMITED
Ryoji AZUMI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NODE APPARATUS
Publication number
20100124417
Publication date
May 20, 2010
FUJITSU LIMITED
Mitsuhiro KAWAGUCHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Transmission apparatus
Publication number
20100124416
Publication date
May 20, 2010
FUJITSU LIMITED
Mitsuhiro Kawaguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Time slot interchanger
Publication number
20080304508
Publication date
Dec 11, 2008
FUJITSU LIMITED
Mitsuhiro Kawaguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ASYNCHRONOUS TRANSFER MODE LAYER SIDE INTERFACE APPARATUS, PHYSICAL...
Publication number
20040213246
Publication date
Oct 28, 2004
Shigeo Tani
H04 - ELECTRIC COMMUNICATION TECHNIQUE