Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7975640 | Vehicle expansion retainer | Mike Whiting, Steve Erickson | 2011-07-12 |
| 7913782 | Pull behind unit for use with a self-propelled unit | Michael R. Trihey | 2011-03-29 |
| 7913978 | Portable powered winch | Michael R. Trihey | 2011-03-29 |