Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8059634 | Method, system, and apparatus for estimating voice quality in a voice over packet network | — | 2011-11-15 |
| 7895642 | Tiered security services | John N. Larson, Travis E. Dawson | 2011-02-22 |