Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6966544 | Hoist apparatus | Stephen J. McCormick, Mark E. Ubl, Phillip J. Bartelme, Neal W. Becker | 2005-11-22 |
| 6720751 | Material handling system and method of operating the same | Mark E. Ubl | 2004-04-13 |