Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5067711 | Iron golf club heads | Richard De La Cruz, Richard C. Helmstetter | 1991-11-26 |
| D321920 | Golf club head | Richard De La Cruz, Richard C. Helmstetter | 1991-11-26 |
| 4995609 | Iron golf club heads | Richard De La Cruz, Richard C. Helmstetter | 1991-02-26 |
| D310699 | Golf putter head | Richard De La Cruz | 1990-09-18 |
| 4591157 | Golf club shaft | Richard De LaCruz | 1986-05-27 |
| 4470600 | Golf club | Richard De La Cruz | 1984-09-11 |