Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822566 | Perimeter monitoring system | Lester R. Matthews, M. Shaun Farrier | 2004-11-23 |
| 6317043 | Perimeter monitoring system | — | 2001-11-13 |
| 6288644 | Perimeter monitoring system | Lester R. Mathews, M. Shaun Farrier | 2001-09-11 |