David P. Ress
14Patents
6h-index
22Co-inventors
66Inventor score
Filing activity: Jun 22, 1998 → Nov 19, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6885658B1 | Method and apparatus for interworking between internet protocol (IP) telephony protocols | Electricity | 81 | Expired |
| US6888803B1 | System, method, and computer program product for connectivity of wireless base station to PSTN via an IP data network | Electricity | 59 | Expired |
| US6324265A | Originator disposition options for communications session termination | Electricity | 59 | Expired |
| US7587031B1 | Forced hold call handling in a VoP environment | Electricity | 22 | Active |
| US6775277B1 | Methods and systems for processing calls in a packet network using peer call servers | Electricity | 16 | Expired |
| US9094256B1 | Media capability selection | Electricity | 7 | Active |
| US8656445B2 | Multimedia subsystem control for internet protocol based television services | Electricity | 6 | Active |
| US9204181B2 | Content overlays in on-demand streaming applications | Electricity | 5 | Active |
| US10939256B1 | Techniques for routing messages in a communications network | Electricity | 4 | Active |
| US7801157B2 | Methods and systems for processing calls in a packet network using peer call servers | Electricity | 3 | Active |
| US7715537B2 | Metering in packet-based telephony networks | Electricity | 1 | Active |
| US8233591B2 | Forced hold call handling in a VoP environment | Electricity | 1 | Active |
| US12278761B1 | Methods and systems for message routing using attributes associated with the source | Electricity | 0 | Active |
| US8705517B2 | Forced hold call handling in a VoP environment | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.