Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7942765 | Aerodynamically and structurally superior, fixed-blade hunting arrowhead | Craig Winbigler, Stephan Thiele, Karl Thiele, Bryan John Wohlfeil | 2011-05-17 |
| 7377869 | Mechanical anti-wedging and controlled deployment broadhead | Bryan John Wohlfeil, Gregg W Palm | 2008-05-27 |