Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8464384 | Stop and lock for a vertically storing dock leveler | — | 2013-06-18 |
| 8191194 | Stop and lock for a vertically storing dock leveler | — | 2012-06-05 |
| 6773221 | Positive locking mechanism for a wheel-activated vehicle restraint | Norbert Hahn, Grant Leum, Jack Morehart, Reinhard E. Sander | 2004-08-10 |