Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7473322 | Method of treating the coverstock of a bowling ball to improve performance | Ronald I. Hickland, Jr. | 2009-01-06 |
| 5951407 | Bowling ball with asymmetrical core | — | 1999-09-14 |