Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10328957 | Railcar draft gear assembly | Donald E. Wilt, Keith A. Salis, Erich A. Schoedl | 2019-06-25 |
| 9789888 | Railcar draft gear assembly | Donald E. Wilt, Keith A. Salis, Erich A. Schoedl | 2017-10-17 |
| 9669848 | Energy absorption/coupling system for a railcar and related method for coupling railcars to each other | George S. Creighton, Aubra D. McKisic, Donald E. Wilt, Keith A. Salis, Erich A. Schoedl | 2017-06-06 |
| 8939300 | Friction/elastomeric draft gear | Donald E. Wilt, Keith A. Salis, Rosie Galindo, Kris C. Jurasek, William P. O'Donnell | 2015-01-27 |