Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7324502 | System and method for mapping a PSTN trunk to a packet network endpoint | David McDonald, Douglas John Carson | 2008-01-29 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7324502 | System and method for mapping a PSTN trunk to a packet network endpoint | David McDonald, Douglas John Carson | 2008-01-29 |