Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11548537 | Centering apparatus for hopper car doors | Nathan A. Landes, Stephen Bedingfield, Michael Staihr, David Smith, Jacob D. Herzog +1 more | 2023-01-10 |
| 11408131 | Track-lifting and ballast-spreading apparatus | Jacob D. Herzog, Tony Shirk, Steven R. Walton, Derek DeMott | 2022-08-09 |