Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7286662 | Rapid telephone call methods and systems | — | 2007-10-23 |
| 7099446 | Method for providing telephone services for commercial classes of service | Todd W. Antrim | 2006-08-29 |
| 6687351 | Method for providing telephone services for commercial classes of service | Todd W. Antrim | 2004-02-03 |
| 6434228 | Method and apparatus for routing calls with a digital cross-connect system | Todd W. Antrim | 2002-08-13 |