Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8393278 | Railcar cover | Arturo Machado, Roy J. Huber | 2013-03-12 |
| 8375867 | Railcar cover opening/closing system | Arturo Machado, Roy J. Huber | 2013-02-19 |
| 8375868 | Hatch cover latching system method and apparatus | Arturo Machado, Roy J. Huber, Eric J. Johanson | 2013-02-19 |
| 8051779 | Railcar cover | Arturo Machado, Roy J. Huber | 2011-11-08 |
| 4538314 | Boarding ramp | — | 1985-09-03 |