Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5809412 | System for detecting a fraudulent remote unit which upon detection places a call to the cellular infrastructure using identification in formation of the fraudulent remote unit | Michael Duda, Tom Joyner, Eric J. Drury | 1998-09-15 |