Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10518142 | Set of golf clubs | Peter J. Gilbert, Helene Hipp, Eduardo Mendoza, Douglas C. Jorgensen, Scott A. Knutson | 2019-12-31 |
| 10520002 | Barrel nut with stress reduction features | Constantine Kostakis, Michael Ronald Butcher | 2019-12-31 |
| 10272298 | Interchangeable shaft system | Gery M. Zimmerman, Jonathan Hebreo, Helene Hipp, Marni D. Ines, Stephanie Luttrell +2 more | 2019-04-30 |