Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8141189 | Formed front header for a dock leveler | Michael A. Mitchell, Timothy Muhl, Matthew Tourdot, Michael A. Swessel, Grant Leum +2 more | 2012-03-27 |
| 7546655 | Formed front header for a dock leveler | Michael A. Mitchell, Timothy Muhl, Matthew Tourdot, Michael A. Swessel, Grant Leum +2 more | 2009-06-16 |
| 7363670 | Formed front header for a dock leveler | Michael A. Mitchell, Timothy Muhl, Matthew Tourdot, Michael A. Swessel, Grant Leum +2 more | 2008-04-29 |
| 6773221 | Positive locking mechanism for a wheel-activated vehicle restraint | Paul Belongia, Norbert Hahn, Grant Leum, Reinhard E. Sander | 2004-08-10 |
| 6368043 | Low-profile truck leveler | Grant Leum | 2002-04-09 |