Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6551196 | Freestanding golf swing training system | Dennis Kossnar, Daniel A. Maust | 2003-04-22 |
| 6431991 | Golf swing training system | Dennis Kossnar | 2002-08-13 |
| 5984797 | Golf swing training system | David W. Kessler, Richard Wyzinski | 1999-11-16 |