Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11920323 | Counterweight assembly for work machines | Brian Howson, Scott Andrew McGregor | 2024-03-05 |
| D580176 | Snow brush | Stephen Whitehead, Michael Thuma | 2008-11-11 |
| D580612 | Ice chisel | Stephen Whitehead, Michael Thuma | 2008-11-11 |