Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8075429 | Racquet stringing machine | William D. Severa, Ronald R. Rocchi, John B. Lyons, Erik B. van der Pols | 2011-12-13 |
| 8066593 | Customized racquet stringing system and method | William D. Severa, Ronald R. Rocchi, John B. Lyons | 2011-11-29 |