Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8998531 | Auto pitch control power trowel | Steven K. Hanson, Brian Hammond, David Lillanthal, Benjamin Wiese, Bruce Gillespie +1 more | 2015-04-07 |
| 8708598 | Stroke control trowel | Steven K. Hanson, Cole Baird, Benjamin Wiese, Brian Hammond, David Lilienthal +1 more | 2014-04-29 |