Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8499900 | Electro-hydraulic railcar retarders for controlling the speed of a railcar | Thomas J. Heyden, Gregory P. Reitz | 2013-08-06 |
| 8413770 | Systems and methods for retarding the speed of a railcar | Thomas J. Heyden, Gregory P. Reitz | 2013-04-09 |