Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7503264 | Constant contact side bearing assembly | Nathaniel Mitchell, Anand Huprikar | 2009-03-17 |
| 6194358 | Hopper car anti-bridging method and coating | James A. Lawrence | 2001-02-27 |