Steven R. Donovan
70Patents
21h-index
35Co-inventors
88Inventor score
Filing activity: May 17, 1995 → May 2, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6366577B1 | Method for providing IP telephony with QoS using end-to-end RSVP signaling | Emerging Cross-Sectional Technologies | 294 | Expired |
| US6075982A | Wireless prepaid platform integration with standard signaling | Electricity | 203 | Expired |
| US5903726A | System using portion of a short message payload to identify short message service types and delivering the message if user subscribes to the services | Electricity | 183 | Expired |
| US6434143B1 | Internet protocol telephony voice/video message deposit and retrieval | Emerging Cross-Sectional Technologies | 135 | Expired |
| US6453034B1 | Method of and system for extending internet telephony over virtual private network direct access lines | Emerging Cross-Sectional Technologies | 127 | Expired |
| US6615236B2 | SIP-based feature control | Electricity | 103 | Expired |
| US5761500A | Multi-site data communications network database partitioned by network elements | Emerging Cross-Sectional Technologies | 86 | Expired |
| US5815810A | Method and apparatus for improved call connectivity in an intelligent wireless network | Electricity | 68 | Expired |
| US7106756B1 | Customer resources policy control for IP traffic delivery | Electricity | 66 | Expired |
| US6512818B1 | Method and system for releasing a voice response unit from a protocol session | Electricity | 61 | Expired |
| US5590175A | Method and system for enhanced call completion in telecommunications mobility applications | Electricity | 60 | Expired |
| US6480588B1 | Methods for providing prepaid telephony service via an internet protocol network system | Electricity | 59 | Expired |
| US6636596B1 | Method of and system for providing intelligent network control services in IP telephony | Electricity | 44 | Expired |
| US6311063A | Method of and system for emulation of multiple subscriber profiles on a single mobile phone in a wireless telecommunications network | Electricity | 31 | Expired |
| US5940589A | Method and apparatus for validating a subscriber terminal on a telecommunication network | Electricity | 29 | Expired |
| US8046626B2 | System and method for maintaining resiliency of subscriptions to an event server | Physics | 26 | Active |
| US6453158B2 | Wireless prepaid platform integration with standard signaling | Electricity | 24 | Expired |
| US6879680B2 | Method of and system for extending internet telephony over virtual private network direct access lines | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6519468B1 | PCS with enhanced short-message service option | Electricity | 21 | Expired |
| US7130393B2 | Intelligent network and method for providing voice telephony over ATM and closed user groups | Electricity | 21 | Expired |
| US7593722B2 | Processing location information among multiple networks | Electricity | 21 | Active |
| US7167468B2 | Internet protocol telephony voice/video message deposit and retrieval | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6735209B1 | Address definition for IP telephony services | Electricity | 19 | Expired |
| US6970930B1 | Method and system of providing differentiated services | Electricity | 18 | Expired |
| US6535991B1 | Method and apparatus for providing reliable communications in an intelligent network | Electricity | 16 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.