Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D837320 | Golf club shaft | Thomas Daniel Griffith, Michael Parker Gardner, Gregory William Cavill | 2019-01-01 |
| 9566486 | Golf shaft and method of manufacturing same | Thomas Daniel Griffith, Michael Parker Gardner, Gregory William Cavill | 2017-02-14 |
| D412955 | Sloped portable golf tee | Garry W. Koch, Larry W. Koch, Joseph B. Johnston, Jr. | 1999-08-17 |