Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7644812 | Using inferred torque converter impeller speed to control an impeller clutch | William R. Simpson, Jacob M. Povirk, Christopher Gregory Garbacz | 2010-01-12 |
| 4592250 | Hydromechanical transmission with split torque and regenerative torque flow paths | Stewart P. Maxwell | 1986-06-03 |