Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5716287 | Adjustable golf putter | Joseph W. Szewc | 1998-02-10 |
| 5542665 | Adjustable golf putter | Joseph W. Szewc | 1996-08-06 |
| 5531445 | Golf putter | Joseph W. Szewc | 1996-07-02 |
| D360451 | Golf club support | Joseph W. Szewc | 1995-07-18 |