Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11027178 | Golf club head with improved inertia performance | Ryuichi Sugimae, Charles E. Golden, Richard L. Cleghorn, Gregory D. Johnson, Gentry Ferguson +4 more | 2021-06-08 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11027178 | Golf club head with improved inertia performance | Ryuichi Sugimae, Charles E. Golden, Richard L. Cleghorn, Gregory D. Johnson, Gentry Ferguson +4 more | 2021-06-08 |