Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629475 | Method of relocating the center of percussion on an assembled golf club to either the center of the club head face or some other club head face location | — | 1997-05-13 |
| 5608160 | Balancing golf clubs to a common period of oscillation by balancing such clubs to a common equivalent pendulum length | — | 1997-03-04 |