Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7016343 | PSTN call routing control features applied to a VoIP | David McDonell | 2006-03-21 |
| 5917900 | Remote data gateway | Jeffrey E. Allison, Christine S. Chaney, Frances D. E. Taylor | 1999-06-29 |