Issued Patents All Time
Showing 51–63 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6560867 | Modular valvetrain and cylinder head structure | — | 2003-05-13 |
| 6543396 | Electronically controlled magnetorheological fluid based cooling fan drive assembly | William N. Eybergen, Wade Smith, David Turner, Thomas A. Gee | 2003-04-08 |
| 6443284 | Torsion bar isolator | — | 2002-09-03 |
| 6439172 | Water-cooled remote fan drive | Kevin M. McGovern, Gùenther F. Muehlbach | 2002-08-27 |
| 6412618 | Ball-ramp-actuated friction clutch controlled by a particle-clutch | James K. Spring | 2002-07-02 |
| 6074302 | Fluid damper with hydraulic slack | — | 2000-06-13 |
| 5660153 | Valve control system | Keith Hampton, David M. Preston, Douglas J. Nielsen, Neal L. Tack | 1997-08-26 |
| 5577963 | Torsion isolator spring with pivotal ends | — | 1996-11-26 |
| 5360090 | Valving for vane damper | Kent M. Curtis | 1994-11-01 |
| 5234377 | Composite spring with improved ends | Edward J. Hummelt | 1993-08-10 |
| 5219431 | Method of forming and stressing composite springs | — | 1993-06-15 |
| 5085617 | Vane damper assembly for a torque converter | — | 1992-02-04 |
| 5078648 | Driveline isolator with hydraulic damper and spiral springs | — | 1992-01-07 |