Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8327770 | Trolley braking system | Daniel Blair Boren, Brett J. Epstein, Jason B. Hickman, Gary P. Prus, James Robert Wilson | 2012-12-11 |
| 8234980 | Trolley braking system | Daniel Blair Boren, Brett J. Epstein, Joel C. Haas, Jason B. Hickman, Gary P. Prus +1 more | 2012-08-07 |