Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D424143 | Golf ball with star-shaped pattern | Joseph Stahl, Michael J. Sullivan | 2000-05-02 |
| D419626 | Golf ball with contoured-shaped pattern | Joseph Stahl, Michael J. Sullivan | 2000-01-25 |
| D415541 | Golf ball with ring pattern | Joseph Stahl, Michael J. Sullivan | 1999-10-19 |
| D412954 | Golf ball with spiral pattern | Joseph Stahl, Michael J. Sullivan | 1999-08-17 |
| D410979 | Golf ball with pentagon-shaped pattern | Joseph Stahl, Michael J. Sullivan | 1999-06-15 |
| D410511 | Golf ball with pentagon-shaped pattern | Joseph Stahl, Michael J. Sullivan | 1999-06-01 |