Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5060944 | Tennis racket with split frame | — | 1991-10-29 |
| 4989870 | Tennis racket | — | 1991-02-05 |
| 4798382 | Double inverted bridge tennis racket | — | 1989-01-17 |
| 4765620 | Racket vibration dampener combined with grommet strip | — | 1988-08-23 |
| D274255 | Tennis stringing apparatus | Donald A. Chartier | 1984-06-12 |