Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8783190 | Trolley braking system | Daniel Blair Boren, Brett J. Epstein, Joel C. Haas, Gary P. Prus | 2014-07-22 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8783190 | Trolley braking system | Daniel Blair Boren, Brett J. Epstein, Joel C. Haas, Gary P. Prus | 2014-07-22 |