Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10023448 | Lift truck with mast | Robert J. Lewis | 2018-07-17 |
| 7984793 | Mast construction for a lift truck | Robert J. Lewis | 2011-07-26 |
| 7398859 | Mast construction for a lift truck | Robert J. Lewis | 2008-07-15 |
| 7096999 | Mast construction for a lift truck | Robert J. Lewis | 2006-08-29 |