Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D426448 | Shocking absorbing grip wrap for use on handles of hand tools | Harry M. Ferrari | 2000-06-13 |
| 5211396 | Multi-frame racket | Harry M. Ferrari, John M. Shallenberger | 1993-05-18 |
| 5005834 | Multi-frame racket | Harry M. Ferrari, John M. Shallenberger | 1991-04-09 |