Inventor · disambiguated record
Chandra Warrier
Also filed as: WARRIER CHANDRA
16 granted patents·12 pending applications·1,384 citations·filing 2000–2007
96Inventor score
Top patents by PatentIndex Score
28 records- 0198US6829473B2Roaming and hand-off support for prepaid billing for wireless data networksUTSTARCOM INC·Filed 2002·Granted Dec 7, 2004·198 cites·64 claims
- 0295US7062566B2System and method for using virtual local area network tags with a virtual private network3COM CORP·Filed 2002·Granted Jun 13, 2006·170 cites·32 claims
- 0395US6973309B1Method and system for re-direction and handoff for pre-paid mobile services in third generation networksUTSTARCOM INC·Filed 2002·Granted Dec 6, 2005·210 cites·9 claims
- 0495US6684256B1Routing method for mobile wireless nodes having overlapping internet protocol home addressesUTSTARCOM INC·Filed 2000·Granted Jan 27, 2004·115 cites·15 claims
- 0594US7080151B1Method and system for mobile IP home agent redundancy by using home agent control nodes for managing multiple home agentsUTSTARCOM INC·Filed 2002·Granted Jul 18, 2006·157 cites·47 claims
- 0692US6707809B1Method for forwarding data to idle mobile nodes, and home agent control node for use in the methodUTSTARCOM INC·Filed 2000·Granted Mar 16, 2004·123 cites·15 claims
- 0791US6978128B1System and method to allow simple IP mobile nodes to operate seamlessly in a mobile IP network with true roaming capabilitiesUTSTARCOM INC·Filed 2001·Granted Dec 20, 2005·98 cites·18 claims
- 0890US7082130B2System and method for point-to-point protocol device redundanceyUTSTARCOM INC·Filed 2003·Granted Jul 25, 2006·62 cites·31 claims
- 0990US6795705B1Hot standby protocol for wireless devicesUTSTARCOM INC·Filed 2000·Granted Sep 21, 2004·61 cites·12 claims
- 1085US7426202B2Routing method for mobile wireless nodes having overlapping internet protocol home addressesUTSTARCOM INC·Filed 2003·Granted Sep 16, 2008·34 cites·5 claims
- 1184US7324499B1Method and system for automatic call monitoring in a wireless networkUTSTARCOM INC·Filed 2003·Granted Jan 29, 2008·62 cites·16 claims
- 1281US7218609B2Method and system of transferring session speed and state information between access and home networksUTSTARCOM INC·Filed 2002·Granted May 15, 2007·28 cites·23 claims
- 1378US7173905B1PDSN fast tunnel lookupUTSTARCOM INC·Filed 2001·Granted Feb 6, 2007·24 cites·16 claims
- 1474US7184530B2Prepaid billing support for simultaneous communication sessions in data networksUTSTARCOM INC·Filed 2002·Granted Feb 27, 2007·31 cites·38 claims
- 1566US7403475B1Method and apparatus for allocating data packet pathwaysUTSTARCOM INC·Filed 2003·Granted Jul 22, 2008·11 cites·27 claims
- 1647US2004019539A1Prepaid billing system for wireless data networks3COM CORP·Filed 2002·Application pending·0 cites
- 1745US2006168110A1Method to facilitate use of multiple communication protocols in a communication networkUTSTARCOM INC·Filed 2004·Application pending·0 cites
- 1845US2009034451A1System and method for handling QoS flows in a roaming scenarioUTSTARCOM INC·Filed 2007·Application pending·0 cites
- 1944US7426389B2Method and apparatus for implementing direct routingUTSTARCOM INC·Filed 2004·Granted Sep 16, 2008·0 cites·35 claims
- 2044US2006019708A1System and method to allow simple IP mobile nodes to operate seamlessly in a mobile IP network with true roaming capabilitiesUTSTARCOM INC·Filed 2005·Application pending·0 cites
- 2143US2008146229A1Method and Apparatus to Facilitate Maintaining a Substantially Uninterrupted Internet Protocol Data Session Portion of a Handed-Off Call SessionUTSTARCOM INC·Filed 2006·Application pending·0 cites
- 2243US2007268873A1Wireless Communication Session Handover Method and Apparatus for use with Different Wireless Access TechnologiesUTSTARCOM INC·Filed 2006·Application pending·0 cites
- 2343US2007136785A1Content-based authorization method and apparatusUTSTARCOM INC·Filed 2005·Application pending·0 cites
- 2442US2006239280A1Method and apparatus to facilitate point-to-point protocol renegotiationUTSTARCOM INC·Filed 2005·Application pending·0 cites
- 2542US2007211752A1Method of establishing a PPP session over an air interfaceUTSTARCOM INC·Filed 2006·Application pending·0 cites
- 2639US2006165093A1Method and apparatus to support multi-stack hang time usage and multi-stack accountingUTSTARCOM INC·Filed 2005·Application pending·0 cites
- 2738US2006259760A1Method and apparatus to support communication services using delayed authenticationUTSTARCOM INC·Filed 2005·Application pending·0 cites
- 2838US2006171310A1Method and system of consolidating mobile IP messages within a networkUTSTARCOM INC·Filed 2005·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →