Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8879693 | System and method for voice-activated dialing over implicit and explicit NFA trunks | David W. Reece, John Zeigler | 2014-11-04 |
| 8041012 | System and method for voice-activated dialing over implicit and explicit NFA trunks | David W. Reece, John Zeigler | 2011-10-18 |