Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6792871 | Railroad car energy absorption apparatus | William P. O'Donnell, Michael D. VanMaldegiam, Erik Jensen, Donald E. Wilt | 2004-09-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6792871 | Railroad car energy absorption apparatus | William P. O'Donnell, Michael D. VanMaldegiam, Erik Jensen, Donald E. Wilt | 2004-09-21 |