Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662000 | Detent spring for rotatable grip actuating system | Sam Patterson, John D. Cheever, Michael W. Larson, Tymme A. Laun | 1997-09-02 |
| 5524501 | Detent spring for rotatable grip actuating system | Sam Patterson, John D. Cheever, Michael W. Larson, Tymme A. Laun | 1996-06-11 |