Issued Patents All Time
Showing 51–70 of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6816579 | Method and system for releasing a voice response unit from a protocol session | Matthew Cannon, John Hearty | 2004-11-09 |
| 6735209 | Address definition for IP telephony services | Matthew Cannon | 2004-05-11 |
| 6636596 | Method of and system for providing intelligent network control services in IP telephony | John Kenneth Gallant | 2003-10-21 |
| 6615236 | SIP-based feature control | Raghavan Devanathan | 2003-09-02 |
| 6535991 | Method and apparatus for providing reliable communications in an intelligent network | John Kenneth Gallant, Kathleen A. McMurry, Terry A. Caterisano, Robert Barnhouse | 2003-03-18 |
| 6519468 | PCS with enhanced short-message service option | John Kenneth Gallant, Shou Gung, Anthony K. Wong | 2003-02-11 |
| 6512818 | Method and system for releasing a voice response unit from a protocol session | Matthew Cannon, John Hearty | 2003-01-28 |
| 6480588 | Methods for providing prepaid telephony service via an internet protocol network system | — | 2002-11-12 |
| 6453034 | Method of and system for extending internet telephony over virtual private network direct access lines | Matthew Cannon | 2002-09-17 |
| 6453158 | Wireless prepaid platform integration with standard signaling | Kathleen A. McMurry, Raghavan Devanathan, John Kenneth Gallant | 2002-09-17 |
| 6434143 | Internet protocol telephony voice/video message deposit and retrieval | — | 2002-08-13 |
| 6366577 | Method for providing IP telephony with QoS using end-to-end RSVP signaling | — | 2002-04-02 |
| 6311063 | Method of and system for emulation of multiple subscriber profiles on a single mobile phone in a wireless telecommunications network | Farrukh Valliani | 2001-10-30 |
| 6292656 | Method of jetting up a call using a wireless prepaid platform integration with SS7 ISUP interface | Raghavan Devanathan, Gou-Fuh George Chou, John Kenneth Gallant | 2001-09-18 |
| 6075982 | Wireless prepaid platform integration with standard signaling | Kathleen A. McMurry, Raghavan Devanathan, John Kenneth Gallant | 2000-06-13 |
| 5940589 | Method and apparatus for validating a subscriber terminal on a telecommunication network | Shou Gung, Jeremy Chiou | 1999-08-17 |
| 5903726 | System using portion of a short message payload to identify short message service types and delivering the message if user subscribes to the services | John Kenneth Gallant, Shou Gung, Anthony K. Wong | 1999-05-11 |
| 5815810 | Method and apparatus for improved call connectivity in an intelligent wireless network | John Kenneth Gallant, Anousheh Raissyan, Jeremy Chiou | 1998-09-29 |
| 5761500 | Multi-site data communications network database partitioned by network elements | John Kenneth Gallant | 1998-06-02 |
| 5590175 | Method and system for enhanced call completion in telecommunications mobility applications | John Kenneth Gallant | 1996-12-31 |