Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8817773 | Reverse call origination via a non-signaling network | — | 2014-08-26 |
| 6853636 | Reverse call origination via a packet switched network | — | 2005-02-08 |
| 5825857 | Method and system for calling card validation hubbing | Luis Reto, Don Turner, Timothy Darland, Anis Khalil, Cory Lenger | 1998-10-20 |