Issued Patents 2004
Showing 1–2 of 2 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 |