Harish Samarasinghe
39Patents
10h-index
12Co-inventors
68Inventor score
Filing activity: Sep 6, 2002 → May 19, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7330483B1 | Session 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 message | Electricity | 136 | Expired |
| US7254643B1 | System and method for providing multi-media services to communication devices over a communications network | Electricity | 83 | Expired |
| US7411943B2 | System and method for processing a plurality of requests for a plurality of multi-media services | Electricity | 37 | Active |
| US7739395B1 | Call signaling in an IP network | Electricity | 30 | Active |
| US7180912B1 | System 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 device | Electricity | 30 | Expired |
| US7664102B1 | System 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 device | Electricity | 22 | Active |
| US7283516B1 | Session initiation protocol (SIP) messages incorporating address and/or routing information obtained from a contact header of a redirect message | Electricity | 22 | Expired |
| US8165113B1 | Session initiation protocol (SIP) message incorporating a number of predetermined address headers having predetermined address information | Electricity | 22 | Expired |
| US7180984B1 | Mixed 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 information | Electricity | 19 | Expired |
| US7366159B1 | Mix protocol multi-media provider system incorporating a session initiation protocol based media server adapted to form preliminary communication with calling communication devices | Electricity | 15 | Expired |
| US7738445B2 | Combined H.450.2 and SIP call transfer | Electricity | 7 | Active |
| US7756121B2 | System and method for processing a plurality of requests for a plurality of multi-media services | Electricity | 6 | Active |
| US7768909B1 | Congestion control in an IP network | Electricity | 6 | Active |
| US7369493B2 | Congestion control in an IP network | Electricity | 6 | Expired |
| US7657015B1 | Method and apparatus for processing multiple services per call | Electricity | 5 | Expired |
| US8009666B2 | System 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 device | Electricity | 5 | Active |
| US7567555B1 | Post answer call redirection via voice over IP | Electricity | 4 | Active |
| US8102840B2 | System and method for processing a plurality of requests for a plurality of multi-media services | Electricity | 4 | Active |
| US8255463B2 | System and method for providing multi-media services to communication devices over a communications network | Electricity | 4 | Active |
| US8576992B2 | Mixed 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 information | Electricity | 4 | Active |
| US7366163B1 | Method 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 network | Electricity | 4 | Active |
| US8072970B2 | Post answer call redirection via voice over IP | Electricity | 3 | Active |
| US7948973B2 | Session 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 message | Electricity | 3 | Active |
| US7206307B1 | Method and system for providing multi-media services incorporating a segmentation directory adapted to direct requests for multi-media services to one or more processors | Electricity | 3 | Expired |
| US8064436B2 | Session initiation protocol (SIP) messages incorporating address and/or routing information obtained from a contact header of a redirect message | Electricity | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.