Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8408838 | Milling machine with cutter drum speed control | Paul E. Willis | 2013-04-02 |
| 7942604 | Propulsion and steering system for a road milling machine | Paul E. Willis | 2011-05-17 |