Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10125849 | Chain drive tensioner spring force control mechanism | Kevin B. Todd, Mark Patton | 2018-11-13 |
| 10077825 | Tensioner with spring force control | Kevin B. Todd, Robert G Williamson, Fenton O'Shea | 2018-09-18 |
| 9879764 | Chain drive tensioner spring force control mechanism | Kevin B. Todd, Mark Patton | 2018-01-30 |
| 9874267 | Series arrangement of hydraulic chain tensioner and ratchet | Mark M. Wigsten | 2018-01-23 |