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Kiyoshi Sukegawa
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Kawasaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Transmission line monitoring method and apparatus
Patent number
7,369,764
Issue date
May 6, 2008
Fujitsu Limited
Kiyoshi Sukegawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital subscriber line communication method and apparatus
Patent number
7,130,299
Issue date
Oct 31, 2006
Fujitsu Limited
Kiyoshi Sukegawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Subscriber terminating apparatus and packet processing method
Patent number
7,072,978
Issue date
Jul 4, 2006
Fujitsu Limited
Tetsuya Tsuboi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Collective line termination apparatus and line termination network
Patent number
6,594,768
Issue date
Jul 15, 2003
Fujitsu Limited
Yasuhiro Ono
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Synchronized alarm holding system
Patent number
5,668,531
Issue date
Sep 16, 1997
Fujitsu Limited
Kiyoshi Sukegawa
G08 - SIGNALLING
Patents Applications
last 30 patents
Information
Patent Application
Broad band transmission path modem, radio terminal device, program,...
Publication number
20070165651
Publication date
Jul 19, 2007
Kiyoshi Sukegawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Digital subscriber line communication method and apparatus
Publication number
20030081614
Publication date
May 1, 2003
Kiyoshi Sukegawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Transferring apparatus and transfer controlling method
Publication number
20020152323
Publication date
Oct 17, 2002
Yasuhiro Ono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Subscriber terminating apparatus and packet processing method
Publication number
20020138646
Publication date
Sep 26, 2002
Tetsuya Tsuboi
H04 - ELECTRIC COMMUNICATION TECHNIQUE