Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7104563 | Integral locking coupler | Chris Irgens, Joe Elliott, John Zapushek | 2006-09-12 |
| 7066483 | Integral locking coupler | Chris Irgens, Joe Elliott, John Zapushek | 2006-06-27 |