Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11541861 | Transmission system for use in a vehicle | Joel M. Maguire, Christopher A. Spangler, Keith D. Van Maanen, Thomas Foster, Mark Buchanan | 2023-01-03 |
| 11473650 | Method of operating a shifting system for a vehicle transmission | Xinqian Xiang | 2022-10-18 |
| 11326651 | Shifting system including a shifting assembly and method of operating the same | Xinqian Xiang, Calahan B. Campton | 2022-05-10 |
| 11215242 | Shifting system for vehicle transmission and method of operating the same | Calahan B. Campton | 2022-01-04 |
| 10473170 | Centrifugally disengaging multi-mode clutch module | Calahan B. Campton, John F. Guzdek | 2019-11-12 |
| 9728314 | Latching solenoid regulator valve | Jeffrey J. Waterstredt | 2017-08-08 |
| 8342051 | DCT transmission utilizing a two axis chain | Larry A. Pritchard, Matthew Rahaim | 2013-01-01 |
| 7101306 | Bi-directional four-mode clutch for providing low and reverse gear ratios in a transmission | Christopher E. Blair, John M. Kremer, Melissa Koenig, Brian K. Stefina | 2006-09-05 |
| 6832674 | Bi-directional four-mode clutch | Christopher E. Blair, John M. Kremer, Melissa Koenig, Brian K. Stefina | 2004-12-21 |
| 6830531 | Control strategy for load sharing between a friction clutch and one-way clutch to effect low and reverse gear ratios in a transmission | Melissa Koenig, John M. Kremer | 2004-12-14 |
| 6647816 | Electrically actuated synchronizer for a vehicle transmission | William J. Vukovich, Melissa Koenig | 2003-11-18 |
| 6543596 | Multi-disk friction device having low-drag characteristics | John M. Kremer | 2003-04-08 |
| 6244407 | Multi-disk friction device having forced lubrication on demand | John M. Kremer, Graham M. Annear, William J. Zdeblick | 2001-06-12 |
| 6189669 | Multi-disk friction device having forced lubrication on demand | John M. Kremer, Paul T. McCrary | 2001-02-20 |