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Rangamani Sundar
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Lexington, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Methods and systems for providing subsidized access to network cont...
Patent number
10,552,804
Issue date
Feb 4, 2020
Verizon Patent and Licensing Inc.
Jae Won Chung
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Methods and systems for providing subsidized access to network content
Patent number
9,489,666
Issue date
Nov 8, 2016
Verizon Patent and Licensing Inc.
Kumar K. Vishwanathan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Community interaction using mobile communication devices
Patent number
9,462,440
Issue date
Oct 4, 2016
WECHAT INTERNATIONAL PTE. LTD.
Kumar K. Vishwanathan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Community interaction using mobile communication devices
Patent number
9,058,632
Issue date
Jun 16, 2015
WECHAT INTERNATIONAL PTE. LTD.
Kumar K. Vishwanathan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Community interaction using mobile communication devices
Patent number
8,868,020
Issue date
Oct 21, 2014
Wechat International Pte. Ltd.
Kumar K. Vishwanathan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for facilitating instant commerce by way of a d...
Patent number
8,611,853
Issue date
Dec 17, 2013
Verizon Patent and Licensing Inc.
Kumar K. Vishwanathan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for sending mobile media content to another mobil...
Patent number
8,233,894
Issue date
Jul 31, 2012
Resource Consortium Limited
Kumar K. Vishwanathan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Community interaction using mobile communication devices
Patent number
8,160,532
Issue date
Apr 17, 2012
Skyweaver, Inc.
Kumar K. Vishwanathan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for providing concurrent mobile applications to...
Patent number
7,751,848
Issue date
Jul 6, 2010
ENVIO Networks Inc.
Kumar K. Vishwanathan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method, system, and apparatus for a mobile station to sense and sel...
Patent number
7,200,112
Issue date
Apr 3, 2007
Winphoria Networks, Inc.
Rangamani Sundar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method, system and apparatus for providing mobility management of a...
Patent number
7,149,521
Issue date
Dec 12, 2006
Winphoria Networks, Inc.
Rangamani Sundar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method of group calling in mobile communications
Patent number
6,996,414
Issue date
Feb 7, 2006
Motorola, Inc.
Kumar K. Vishwanathan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method of call admission control in a wireless network
Patent number
6,931,251
Issue date
Aug 16, 2005
Motorola, Inc.
Kajamalai G. Ramakrishnan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method of servicing mobile communications with a proxy s...
Patent number
6,850,763
Issue date
Feb 1, 2005
Winphoria Networks, Inc.
Shamim A. Naqvi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method of mobility management in a mobile communications...
Patent number
6,801,771
Issue date
Oct 5, 2004
Winphoria Networks, Inc.
Shamim A. Naqvi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method of managing supplementary features in the presenc...
Patent number
6,714,777
Issue date
Mar 30, 2004
Winphoria Networks, Inc.
Shamim A. Naqvi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method of preserving point codes in a mobile network hav...
Patent number
6,650,909
Issue date
Nov 18, 2003
Winphoria Networks, Inc.
Shamim A. Naqvi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method of fault management in a mobile communications ne...
Patent number
6,625,420
Issue date
Sep 23, 2003
Winphoria Networks, Inc.
Shamim A. Naqvi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method of siphoning messages from a mobile network to an...
Patent number
6,625,449
Issue date
Sep 23, 2003
Winphoria Netwroks, Inc.
Shamim A. Naqvi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method of selecting GGSN in a mobile communications network
Patent number
6,545,992
Issue date
Apr 8, 2003
Winphoria Networks, Inc.
Shamim A. Naqvi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Assignable associate priorities for user-definable instant messagin...
Patent number
6,301,609
Issue date
Oct 9, 2001
Lucent Technologies Inc.
Murali Aravamudan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for multiple asynchronous text chat conversations
Patent number
6,212,548
Issue date
Apr 3, 2001
AT&T Corp.
Antonio DeSimone
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
SYSTEM FOR DETECTING ANOMALOUS NETWORK PATTERNS BASED ON ANALYZING...
Publication number
20250023894
Publication date
Jan 16, 2025
Privafy Inc
Rangamani Sundar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Community Interaction Using Mobile Communication Devices
Publication number
20150245187
Publication date
Aug 27, 2015
WECHAT INTERNATIONAL PTE. LTD.
Kumar K. Vishwanathan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Methods and Systems for Providing Subsidized Access to Network Cont...
Publication number
20150118991
Publication date
Apr 30, 2015
Verizon Patent and Licensing Inc.
Jae Won Chung
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Community Interaction Using Mobile Communication Devices
Publication number
20150004952
Publication date
Jan 1, 2015
WECHAT INTERNATIONAL PTE. LTD.
Kumar K. Vishwanathan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEMS AND METHODS FOR FACILITATING INSTANT COMMERCE BY WAY OF A D...
Publication number
20130115911
Publication date
May 9, 2013
VERIZON PATENT AND LICENSING INC.
Kumar K. Vishwanathan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Methods and Systems for Providing Subsidized Access to Network Content
Publication number
20120278229
Publication date
Nov 1, 2012
VERIZON PATENT AND LICENSING INC.
Kumar K. Vishwanathan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Community Interaction Using Mobile Communication Devices
Publication number
20120172005
Publication date
Jul 5, 2012
SKYWEAVER, INC.
Kumar K. Vishwanathan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and Method for Mobile Digital Media Content Delivery and Ser...
Publication number
20120042044
Publication date
Feb 16, 2012
Resource Consortium Limited
Kumar K. Vishwanathan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Context Enhanced Marketing of Content and Targeted Advertising to M...
Publication number
20110066507
Publication date
Mar 17, 2011
ENVIO NETWORKS INC.
Prakash R. Iyer
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Community Interaction Using Mobile Communication Devices
Publication number
20080167015
Publication date
Jul 10, 2008
ENVIO NETWORKS INC.
Kumar K. Vishwanathan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and Method for Sending Mobile Media Content to Another Mobil...
Publication number
20080051071
Publication date
Feb 28, 2008
ENVIO NETWORKS INC.
Kumar K. Vishwanathan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Methods for Marketing Digital Content to Mobile Communication Devic...
Publication number
20070173236
Publication date
Jul 26, 2007
ENVIO NETWORKS INC.
Kumar K. Vishwanathan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Methods for Intelligent Number Dialing Assistance and Related Marke...
Publication number
20070161369
Publication date
Jul 12, 2007
ENVIO NETWORKS INC.
Kumar K. Vishwanathan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Systems and methods for providing concurrent mobile applications to...
Publication number
20070118662
Publication date
May 24, 2007
Kumar K. Vishwanathan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System and method for mobile digital media content delivery and ser...
Publication number
20070118661
Publication date
May 24, 2007
Kumar K. Vishwanathan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and system for performing call admission control in a commun...
Publication number
20070077937
Publication date
Apr 5, 2007
Kajamalai G. Ramakrishnan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System and method of call admission control in a wireless network
Publication number
20040110507
Publication date
Jun 10, 2004
Kajamalai J. Ramakrishnan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method, system and apparatus for providing mobility management of a...
Publication number
20030134638
Publication date
Jul 17, 2003
Rangamani Sundar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method, system, and apparatus for a mobile station to sense and sel...
Publication number
20030134636
Publication date
Jul 17, 2003
Rangamani Sundar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method, system and apparatus for internetworking a mobile station t...
Publication number
20030134650
Publication date
Jul 17, 2003
Rangamani Sundar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method, system and apparatus for providing WWAN services to a mobil...
Publication number
20030133421
Publication date
Jul 17, 2003
Rangamani Sundar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System and method of group calling in mobile communications
Publication number
20030017836
Publication date
Jan 23, 2003
Kumar K. Vishwanathan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System and method of selecting GGSN in a mobile communications network
Publication number
20020159420
Publication date
Oct 31, 2002
Shamim A. Naqvi
H04 - ELECTRIC COMMUNICATION TECHNIQUE