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Hidetoshi Yokota
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Saitama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Self organizing IP multimedia subsystem
Patent number
9,094,412
Issue date
Jul 28, 2015
Telecordia Technologies, Inc.
Ashutosh Dutta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Security optimization for IMS/MMD architecture
Patent number
9,025,771
Issue date
May 5, 2015
Telcordia Technologies, Inc.
Ashutosh Dutta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
P-CSCF fast handoff for IMS/MMS architecture
Patent number
8,971,291
Issue date
Mar 3, 2015
Telcordia Technologies, Inc.
Ashutosh Dutta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Proxy mobile IP
Patent number
8,670,407
Issue date
Mar 11, 2014
Telcordia Technologies, Inc.
Ashutosh Dutta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Flexible mobility framework for heterogeneous roaming in next gener...
Patent number
8,625,551
Issue date
Jan 7, 2014
Telcordia Technologies, Inc.
Ashutosh Dutta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Methods of mitigation of trombone routing in an IMS/MMD network
Patent number
8,565,186
Issue date
Oct 22, 2013
Telcordia Technologies, Inc.
Ashutosh Dutta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
P-CSCF fast handoff for IMS/MMS architecture
Patent number
8,098,627
Issue date
Jan 17, 2012
Telcordia Technologies, Inc.
Ashutosh Dutta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile network and communication method thereof
Patent number
7,756,091
Issue date
Jul 13, 2010
National Institute of Information and Communications Technology, Incorporated...
Hidetoshi Yokota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Enabling mobile IPv6 communication over a network containing IPv4 c...
Patent number
7,746,891
Issue date
Jun 29, 2010
KDDI Corporation
Shu Yamamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile network, and data communication method therefor
Patent number
7,577,119
Issue date
Aug 18, 2009
KDDI Corporation
Hidetoshi Yokota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for call establishment over a packet exchange network
Patent number
7,436,805
Issue date
Oct 14, 2008
KDDI Corporation
Hidetoshi Yokota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Data transfer system using mobile IP
Patent number
7,236,469
Issue date
Jun 26, 2007
KDDI Corporation
Hidetoshi Yokota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
IPv6/IPv4 tunneling method
Patent number
7,228,131
Issue date
Jun 5, 2007
KDDI Corporation
Hidetoshi Yokota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
MULTIMEDIA SERVICE NETWORK AND METHOD FOR PROVIDING THE SAME
Publication number
20120239727
Publication date
Sep 20, 2012
KDDI Corporation
Ashutosh Dutta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System, Method and Program for Telecom Infrastructure Virtualizatio...
Publication number
20120221700
Publication date
Aug 30, 2012
KDDI Corporation
Ashutosh Dutta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
P-CSCF FAST HANDOFF FOR IMS/MMS ARCHITECTURE
Publication number
20120082136
Publication date
Apr 5, 2012
KDDI CORPORATION
Ashutosh Dutta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SELF-ORGANIZING IMS NETWORK AND METHOD FOR ORGANIZING AND MAINTAINI...
Publication number
20120042084
Publication date
Feb 16, 2012
KDDI Corporation
Ashutosh Dutta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SELF ORGANIZING IP MULTIMEDIA SUBSYSTEM
Publication number
20110110223
Publication date
May 12, 2011
Telcordia Technologies, Inc.
Ashutosh Dutta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication Control System, Mobile Communication Terminal and Com...
Publication number
20100217980
Publication date
Aug 26, 2010
KDDI CORPORATION
Satoshi Komorita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Proxy mobile IP
Publication number
20080285518
Publication date
Nov 20, 2008
Ashutosh Dutta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Flexible mobility framwork for heterogeneous roaming in next genera...
Publication number
20080176560
Publication date
Jul 24, 2008
Ashutosh Dutta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Security optimization for IMS/MMD architecture
Publication number
20080072310
Publication date
Mar 20, 2008
Ashutosh Dutta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
P-CSCF fast handoff for IMS/MMS architecture
Publication number
20080069050
Publication date
Mar 20, 2008
Ashutosh Dutta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Methods of mitigation of trombone routing in an IMS/MMD network
Publication number
20080070573
Publication date
Mar 20, 2008
Ashutosh Dutta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Mobile network and communication method thereof
Publication number
20060268817
Publication date
Nov 30, 2006
Hidetoshi Yokota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IPv6/IPv4 tunneling method
Publication number
20060046713
Publication date
Mar 2, 2006
KDDI CORPORATION
Hidetoshi Yokota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Call setting method for packet exchange network
Publication number
20060009197
Publication date
Jan 12, 2006
KDDI CORPORATION
Tsunehiko Chiba
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Mobile network, and data communication method therefor
Publication number
20050195782
Publication date
Sep 8, 2005
KDDI CORPORATION
Hidetoshi Yokota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for call establishment over a packet exchange network
Publication number
20050111411
Publication date
May 26, 2005
KDDI CORPORATION
Hidetoshi Yokota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Enabling mobile IPv6 communication over a network containing IPv4 c...
Publication number
20050099976
Publication date
May 12, 2005
Shu Yamamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Automatic IPv6 connect agent discovery using DNS
Publication number
20050015497
Publication date
Jan 20, 2005
Hidetoshi Yokota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Enabling mobile IPv6 communication over a network containing IPv4 c...
Publication number
20050008032
Publication date
Jan 13, 2005
Shu Yamamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Internet service provider facilitating IPv6 connectivity across a c...
Publication number
20040186878
Publication date
Sep 23, 2004
Shu Yamamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Data transfer system using mobile IP
Publication number
20030076845
Publication date
Apr 24, 2003
KDDI CORPORATION
Hidetoshi Yokota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and system for transferring data in mobile IP
Publication number
20020059452
Publication date
May 16, 2002
KDDI CORPORATION
Hidetoshi Yokota
H04 - ELECTRIC COMMUNICATION TECHNIQUE