Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7062814 | Inflatable column assembly for a dock leveler | Brian Bender, Grant Leum, Charles Digmann, Norbert Hahn, Pamela Pietrangelo | 2006-06-20 |
| 6505713 | Tire locating wheel restraint | Arthur S. Ellis | 2003-01-14 |
| 5249905 | Automatic wheel chocking apparatus having an improved drive mechanism | Robert J. Warner, Jr. | 1993-10-05 |