Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7940747 | Method and apparatus for replacing lost PSTN data in a packet network | John B. Kenney, Robert B. Magill | 2011-05-10 |
| 7003000 | Method and apparatus for replacing lost PSTN data in a packet network | John B. Kenney, Robert B. Magill | 2006-02-21 |
| 6208618 | Method and apparatus for replacing lost PSTN data in a packet network | John B. Kenney, Robert B. Magill | 2001-03-27 |