Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5634854 | Golf swing training device and method | — | 1997-06-03 |
| 5499820 | Golf swing training device and method | — | 1996-03-19 |
| 4259093 | Electrostatic precipitator for air cleaning | Antonios Vlastos, Rolf Eriksson | 1981-03-31 |