Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8851028 | Cooling system for clutch | Dale M. Pickelman, Thomas Tembreull | 2014-10-07 |
| 8607745 | Electro-hydraulic pressure control fan drive system with electrical failure mode operation | Joshua L. Roby | 2013-12-17 |
| 8522945 | Mechanical slip failsafe system for a heavy duty multi-speed fan clutch | Dale M. Pickelman | 2013-09-03 |
| 8474416 | Cool logic with an integrated cooler into the clutch/engine base | Dale M. Pickelman, Christopher D. Reniger | 2013-07-02 |
| 7516827 | Hydraulic controlled fan clutch with integral cooling | Dale M. Pickelman, Neil E. Robb, Gary E. Hart | 2009-04-14 |
| 7249664 | Fan drive having pressure control (fluid) of a wet friction fan drive | James Ignatovich, Dale M. Pickelman | 2007-07-31 |
| 7178656 | Hydraulic controlled fan clutch with integral cooling | Dale M. Pickelman, Neil E. Robb, Gary E. Hart | 2007-02-20 |
| 7047911 | Hydraulic fan drive system employing binary control strategy | Neil E. Robb, James Ignatovich, Dale M. Pickelman, Gary E. Hart | 2006-05-23 |
| 4432251 | Lost motion transmission control cams | — | 1984-02-21 |
| 4391158 | Biased transmission control shaft | Robert W. Wolfe | 1983-07-05 |
| 4373403 | Control for mechanical transmission | Barry L. Frost | 1983-02-15 |