Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6945893 | Hybrid powertrain system | Ricardo C. Grillo, David M. Preston | 2005-09-20 |
| 5617067 | Electromagnetic actuator having a low aspect ratio stator | Ram S. Arora, Bryce A. Buuck | 1997-04-01 |
| 5584371 | Viscous fan drive system logic | William L. Kelledes, Rick L. Boyer | 1996-12-17 |
| 5199401 | Engine throttle servoactuator control system | Donald Haefner, Wayne E. Klindt, Mark L. Leonard, Daniel R. Parks, Don K. St. John | 1993-04-06 |
| 5185685 | Field sensing arc detection | Charles J. Tennies, Bruce C. Beihoff, Jerome K. Hastings, Robert J. Clarey | 1993-02-09 |
| 5185684 | Frequency selective arc detection | Bruce C. Beihoff, Charles J. Tennies, Francis S. Richards, Jr. | 1993-02-09 |
| 5185687 | Chaos sensing arc detection | Bruce C. Beihoff, Charles J. Tennies, Francis S. Richards, Jr. | 1993-02-09 |
| 5145329 | Homoplanar brushless electric gerotor | Steven J. Zumbusch | 1992-09-08 |
| 5030865 | Self powered remote viscous fluid coupling | Carl E. Rockey, Robert Joseph Mohan | 1991-07-09 |
| 5025906 | Remote sensing viscous fluid coupling | Carl E. Rockey, Robert Joseph Mohan | 1991-06-25 |
| 4874072 | Viscous fan drive control with integrated speed sensor | Robert Joseph Mohan | 1989-10-17 |
| 4860844 | Power steering system | — | 1989-08-29 |
| 4828088 | Closed loop pulse modulated viscous fan control | Robert Joseph Mohan | 1989-05-09 |
| 4805463 | Torque transducer | William L. Kelledes | 1989-02-21 |
| 4651066 | Ferrite permanent magnet electrical machine and the application thereof within vehicle traction drives | David J. Gritter, David Turner | 1987-03-17 |
| 4624334 | Electric power assisted steering system | William L. Kelledes | 1986-11-25 |
| 4590413 | EV drivetrain inverter with V/HZ optimization | David J. Gritter | 1986-05-20 |
| 4556116 | Fail-safe mechanism for an electrical power assisted steering system | — | 1985-12-03 |