Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9854104 | Method and system for dynamic trunk group based call routing | Dana A. Johnston | 2017-12-26 |
| 9838439 | Telephone number simplification for VoIP networks | Katrina D. Hall, Dana A. Johnston | 2017-12-05 |