Inventor · disambiguated record
Harish Samarasinghe
Also filed as: SAMARASINGHE HARISH
39 granted patents·3 pending applications·712 citations·filing 2002–2014
98Inventor score
Top patents by PatentIndex Score
42 records- 0197US7330483B1Session initiation protocol (SIP) message incorporating a multi-purpose internet mail extension (MIME) media type for describing the content and format of information included in the SIP messageAT & T CORP·Filed 2002·Granted Feb 12, 2008·157 cites·9 claims
- 0296US7411943B2System and method for processing a plurality of requests for a plurality of multi-media servicesAT & T CORP·Filed 2007·Granted Aug 12, 2008·48 cites·15 claims
- 0395US7254643B1System and method for providing multi-media services to communication devices over a communications networkAT & T CORP·Filed 2002·Granted Aug 7, 2007·114 cites·15 claims
- 0494US7664102B1System and method for providing a plurality of multi-media services using a number of media servers to form a preliminary interactive communication relationship with a calling communication deviceAT & T CORP·Filed 2007·Granted Feb 16, 2010·33 cites·14 claims
- 0589US7180912B1System and method for providing a plurality of multi-media services using a number of media servers to form a preliminary interactive communication relationship with a calling communication deviceAT & T CORP·Filed 2003·Granted Feb 20, 2007·52 cites·10 claims
- 0688US7657015B1Method and apparatus for processing multiple services per callAT & T CORP·Filed 2005·Granted Feb 2, 2010·12 cites·3 claims
- 0787US7756121B2System and method for processing a plurality of requests for a plurality of multi-media servicesAT & T IP II LP·Filed 2008·Granted Jul 13, 2010·11 cites·21 claims
- 0887US7180984B1Mixed protocol multi-media provider system incorporating a session initiation protocol (SIP) based media server adapted to operate using SIP messages which encapsulate GR-1129 advanced intelligence network based informationAT & T CORP·Filed 2002·Granted Feb 20, 2007·39 cites·21 claims
- 0985US7768909B1Congestion control in an IP networkAT & T IP II LP·Filed 2005·Granted Aug 3, 2010·13 cites·28 claims
- 1085US7283516B1Session initiation protocol (SIP) messages incorporating address and/or routing information obtained from a contact header of a redirect messageAT & T CORP·Filed 2003·Granted Oct 16, 2007·42 cites·4 claims
- 1184US7739395B1Call signaling in an IP networkAT & T IP II LP·Filed 2004·Granted Jun 15, 2010·40 cites·15 claims
- 1283US8009666B2System and method for providing a plurality of multi-media services using a number of media servers to form a preliminary interactive communication relationship with a calling communication deviceAT & T IP II LP·Filed 2009·Granted Aug 30, 2011·8 cites·12 claims
- 1383US7366159B1Mix protocol multi-media provider system incorporating a session initiation protocol based media server adapted to form preliminary communication with calling communication devicesAT & T CORP·Filed 2002·Granted Apr 29, 2008·28 cites·3 claims
- 1482US8576992B2Mixed protocol multi-media provider system incorporating a session initiation protocol (SIP) based media server adapted to operate using SIP messages which encapsulate GR-1129 advanced intelligence network based informationSAMARASINGHE HARISH·Filed 2012·Granted Nov 5, 2013·5 cites·20 claims
- 1581US7948973B2Session initiation protocol (SIP) message incorporating a multi-purpose internet mail extension (MIME) media type for describing the content and format of information included in the SIP messageAT & T IP II LP·Filed 2008·Granted May 24, 2011·6 cites·7 claims
- 1681US7738445B2Combined H.450.2 and SIP call transferAT & T IP II LP·Filed 2005·Granted Jun 15, 2010·10 cites·1 claims
- 1779US8165113B1Session initiation protocol (SIP) message incorporating a number of predetermined address headers having predetermined address informationPETERS JR ROBERT YAEGER·Filed 2003·Granted Apr 24, 2012·28 cites·15 claims
- 1878US8255463B2System and method for providing multi-media services to communication devices over a communications networkPETERS JR ROBERT YAEGER·Filed 2007·Granted Aug 28, 2012·6 cites·15 claims
- 1976US8160214B1Mixed protocol multi-media provider system incorporating a session initiation protocol (SIP) based media server adapted to operate using SIP messages which encapsulate GR-1129 advanced intelligence network based informationSAMARASINGHE HARISH·Filed 2007·Granted Apr 17, 2012·4 cites·21 claims
- 2075US7366163B1Method for providing local and toll services with LNP, and toll-free services to a calling party which originates the call from an IP location connected to a sip-enabled IP networkAT & T CORP·Filed 2004·Granted Apr 29, 2008·13 cites·24 claims
- 2172US8363648B2Session initiation protocol (SIP) message incorporating a multi-purpose internet mail extension (MIME) media type for describing the content and format of information included in the SIP messageAT & T IP II LP·Filed 2011·Granted Jan 29, 2013·2 cites·9 claims
- 2272US8121274B2Method and apparatus for processing multiple services per callBROWN JOHN C·Filed 2009·Granted Feb 21, 2012·3 cites·20 claims
- 2372US8102840B2System and method for processing a plurality of requests for a plurality of multi-media servicesKITTREDGE BARBARA JOANNE·Filed 2008·Granted Jan 24, 2012·5 cites·15 claims
- 2469US8072970B2Post answer call redirection via voice over IPRICCIARDI DOMINIC·Filed 2009·Granted Dec 6, 2011·4 cites·20 claims
- 2567US8064436B2Session initiation protocol (SIP) messages incorporating address and/or routing information obtained from a contact header of a redirect messageGANESAN SEKAR·Filed 2007·Granted Nov 22, 2011·4 cites·25 claims
- 2666US7369493B2Congestion control in an IP networkAT & T CORP·Filed 2004·Granted May 6, 2008·9 cites·7 claims
- 2765US8732248B2System and method for providing multi-media services to communication devices over a communications networkPETERS JR ROBERT YAEGER·Filed 2012·Granted May 20, 2014·1 cites·20 claims
- 2864US8306019B2Method for providing local and toll services with LNP, and toll-free services to a calling party which originates the call from an IP location connected to a SIP-enabled IP networkSAMARASINGHE HARISH·Filed 2008·Granted Nov 6, 2012·1 cites·24 claims
- 2964US7567555B1Post answer call redirection via voice over IPAT & T CORP·Filed 2004·Granted Jul 28, 2009·8 cites·1 claims
- 3062US7206307B1Method and system for providing multi-media services incorporating a segmentation directory adapted to direct requests for multi-media services to one or more processorsAT & T CORP·Filed 2002·Granted Apr 17, 2007·5 cites·15 claims
- 3160US8451820B2System and method for processing a plurality of requests for a plurality of multi-media servicesPARLAMAS STEPHANIE·Filed 2010·Granted May 28, 2013·1 cites·20 claims
- 3257US9225749B2System and method for providing multi-media services to communication devices over a communications networkAT & T IP II LP·Filed 2014·Granted Dec 29, 2015·0 cites·20 claims
- 3355US8897287B2System and method for processing a plurality of requests for a plurality of multi-media servicesAT & T IP II LP·Filed 2013·Granted Nov 25, 2014·0 cites·20 claims
- 3453US8879542B2Method for providing local and toll services with LNP, and toll-free services to a calling party which originates the call from an IP location connected to a SIP-enabled IP networkSAMARASINGHE HARISH·Filed 2012·Granted Nov 4, 2014·0 cites·20 claims
- 3553US7787501B2Congestion control in an IP networkAT & T IP II LP·Filed 2008·Granted Aug 31, 2010·0 cites·6 claims
- 3652US8891741B2Call control element constructing a session initiation protocol (SIP) message including provisions for incorporating address related information of public switched telephone network (PSTN) based devicesSAMARASINGHE HARISH·Filed 2011·Granted Nov 18, 2014·0 cites·12 claims
- 3749US8787360B2Method and apparatus for processing multiple services per callBROWN JOHN C·Filed 2012·Granted Jul 22, 2014·0 cites·13 claims
- 3848US8634412B2Session initiation protocol (SIP) message incorporating a multi-purpose internet mail extension (MIME) media type for describing the content and format of information included in the SIP messagePETERS ROBERT YAEGER JR·Filed 2012·Granted Jan 21, 2014·0 cites·6 claims
- 3947US9338191B2Session initiation protocol (SIP) message incorporating a number of predetermined address headers having predetermined address informationPETERS JR ROBERT YAEGER·Filed 2012·Granted May 10, 2016·0 cites·16 claims
- 4046US2006251054A1Method for providing terminating services treatment for calls terminating in an IP networkPETERS ROBERT Y JR·Filed 2005·Application pending·0 cites
- 4144US2004028080A1Method of defining a SIP message body for communications between core network elementsFiled 2003·Application pending·0 cites
- 4238US2006165064A1Method and apparatus for a network element to track the availability of other network elementsBROWN JOHN C·Filed 2005·Application pending·0 cites
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