Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7828492 | Vehicle barrier system | Robert M. Rogers, Graeme Waitzkin, Vincent Lee | 2010-11-09 |
| 7371029 | Vehicle barrier system | Robert M. Rogers, Graeme Waitzkin, Vincent Lee | 2008-05-13 |
| 7128496 | Vehicle barrier system | Robert M. Rogers, Lissa Parrott, Vincent Lee, Vanessa Keith, Graeme Waitzkin | 2006-10-31 |