Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690555 | Automatic teeing device and cage for catching golf balls hit toward the cage | — | 1997-11-25 |
| 5611539 | Pole sport court | Scott R. Watterson, John Frodsham, John C. Heath, William T. Dalebout | 1997-03-18 |