Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5966431 | SS7 gateway | Michael Lackman, Lee C. Seydel | 1999-10-12 |
| 5793771 | Communication gateway | Timothy Darland, Robert Frank Dickerman, Wayne M. Cartee, Donald A. Turner | 1998-08-11 |
| 5706286 | SS7 gateway | Michael Lackman, Lee C. Seydel | 1998-01-06 |