Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7940747 | Method and apparatus for replacing lost PSTN data in a packet network | Robert B. Magill, R. Michael Schafer | 2011-05-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7940747 | Method and apparatus for replacing lost PSTN data in a packet network | Robert B. Magill, R. Michael Schafer | 2011-05-10 |