Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7516827 | Hydraulic controlled fan clutch with integral cooling | Dale M. Pickelman, Theodore A. Malott, Gary E. Hart | 2009-04-14 |
| 7490707 | Magnetorheological fan coupling | Rick L. Boyer, Gary E. Hart | 2009-02-17 |
| 7364025 | Magnetorheological fan coupling | Rick L. Boyer, Gary E. Hart | 2008-04-29 |
| RE39765 | Coolant motor fan drive | — | 2007-08-14 |
| 7178656 | Hydraulic controlled fan clutch with integral cooling | Dale M. Pickelman, Theodore A. Malott, Gary E. Hart | 2007-02-20 |
| 7047911 | Hydraulic fan drive system employing binary control strategy | James Ignatovich, Dale M. Pickelman, Theodore A. Malott, Gary E. Hart | 2006-05-23 |
| 6868809 | Coolant motor fan drive | — | 2005-03-22 |
| 6827547 | Engine cooling fan having improved airflow characteristics | — | 2004-12-07 |
| 6790006 | Flexible metal element fan isolation mount | — | 2004-09-14 |
| 6752251 | Electronically controlled viscous fan drive | James P. May, Darin Lee Gwin | 2004-06-22 |
| 6644933 | Water pump with electronically controlled viscous coupling drive | Gerard M. Light, James Ignatovich | 2003-11-11 |
| 6530748 | Enhanced fan and fan drive assembly | Gerard M. Light, James R. DeBrabander, Donald E. Buckley | 2003-03-11 |
| 6481390 | Water pump with electronically controlled viscous coupling drive | — | 2002-11-19 |
| 6358010 | Enhanced fan and fan drive assembly | Gerard M. Light, James R. DeBrabander, Donald E. Buckley | 2002-03-19 |
| 6206639 | Enhanced fan and fan drive assembly | Gerard M. Light, James R. DeBrabander, Donald E. Buckley | 2001-03-27 |
| 6085881 | Fluid coupling device and anti-drain back structure therefor | — | 2000-07-11 |
| 4826405 | Fan blade fabrication system | — | 1989-05-02 |
| 4791713 | Fan blade fabrication system | — | 1988-12-20 |
| 4406581 | Shrouded fan assembly | Thomas G. Gorman | 1983-09-27 |