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KAWASAKI, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Mobile network system and guidance message providing method
Patent number
8,606,243
Issue date
Dec 10, 2013
Fujitsu Limited
Kazuyuki Ohtsu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile network system and guidance message providing method
Patent number
8,346,269
Issue date
Jan 1, 2013
Fujitsu Limited
Kazuyuki Ohtsu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Gateway apparatus
Patent number
7,272,135
Issue date
Sep 18, 2007
Fujitsu Limited
Kazuyuki Ohtsu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Call setting method for network system
Patent number
6,987,757
Issue date
Jan 17, 2006
Fujitsu Limited
Masanori Akiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Gateway apparatus, terminal specification method for gateway appara...
Patent number
6,788,677
Issue date
Sep 7, 2004
Fujitsu Limited
Noriyuki Fukuyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Gateway apparatus
Patent number
6,771,637
Issue date
Aug 3, 2004
Fujitsu Limited
Hiroko Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Internet telephony system
Patent number
6,724,749
Issue date
Apr 20, 2004
Fujitsu Limited
Masayuki Tashiro
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Circuit connecting unit in integrated network
Patent number
6,657,995
Issue date
Dec 2, 2003
Fujitsu Limited
Kazuyuki Ohtsu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Gateway carrying out routing optimization
Patent number
6,577,638
Issue date
Jun 10, 2003
Fujitsu Limited
Masayuki Tashiro
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
MOBILE NETWORK SYSTEM AND GUIDANCE MESSAGE PROVIDING METHOD
Publication number
20100167706
Publication date
Jul 1, 2010
FUJITSU LIMITED
KAZUYUKI OHTSU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE NETWORK SYSTEM AND GUIDANCE MESSAGE PROVIDING METHOD
Publication number
20100149974
Publication date
Jun 17, 2010
FUJITSU LIMITED
KAZUYUKI OHTSU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Media gateway device
Publication number
20100098100
Publication date
Apr 22, 2010
FUJITSU LIMITED
Kiyoto Takahashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE