Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5464207 | Break-away basketball goal | — | 1995-11-07 |
| 4438923 | Shock-absorbing basketball goal unit | Charles J. Engle | 1984-03-27 |
| 4320896 | Shock-absorbing assembly for basketball backboard | Charles J. Engle | 1982-03-23 |