Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7327721 | Determination of endpoint virtual address assignment in an internet telephony system | Mehmet C. Balasaygun, Anthony Frissora, Robert R. Gilman, Brijesh Mandan, Nancy K. Schmidt | 2008-02-05 |
| 5195085 | Communication link identifier | John T. Biggs | 1993-03-16 |