Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7080719 | Wrap spring brake | Ted Perron | 2006-07-25 |
| 7007780 | Variable speed clutch | Ted Perron, John Kossett | 2006-03-07 |
| 6637571 | Input engaging clutch | Ted Perron | 2003-10-28 |
| 5464083 | Torque limiting spring hinge | David Wahlstedt | 1995-11-07 |