Issued Patents All Time
Showing 76–82 of 82 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D655775 | Crank handle with clutch | Michael J. Shaffer, Russell Beavers, Carl J. Maxfield | 2012-03-13 |
| 8127752 | Crossbow grip guard | Michael J. Shaffer | 2012-03-06 |
| 8033275 | Multi-position draw weight crossbow | Michael J. Shaffer | 2011-10-11 |
| 7832386 | Narrow crossbow with large power stroke | Michael J. Shaffer | 2010-11-16 |
| 7677233 | Crossbow support rod | — | 2010-03-16 |
| 7661418 | Crossbow grip guard | Michael J. Shaffer | 2010-02-16 |
| 7624724 | Multi-position draw weight crossbow | Michael J. Shaffer | 2009-12-01 |