Assignee
ROCKFORD POWERTRAIN INC
US·9 granted patents·283 citations·filing 1987–1998
Top patents by PatentIndex Score
9 records- 0195US5667045AContinuously variable fan drive clutch arrangementROCKFORD POWERTRAIN INC·Filed 1995·Granted Sep 16, 1997·81 cites·17 claims
- 0288US5947247AContinuously variable fan drive clutchROCKFORD POWERTRAIN INC·Filed 1997·Granted Sep 7, 1999·45 cites·32 claims
- 0377US5937979AContinuosly variable fan drive clutchROCKFORD POWERTRAIN INC·Filed 1997·Granted Aug 17, 1999·35 cites·22 claims
- 0476US4899861AVariable speed drive for engine cooling fansROCKFORD POWERTRAIN INC·Filed 1987·Granted Feb 13, 1990·33 cites·3 claims
- 0572US5855266AFan clutch for vehicles configured for low engine speedROCKFORD POWERTRAIN INC·Filed 1997·Granted Jan 5, 1999·30 cites·31 claims
- 0660US5078533ADriveline yoke with improved seal retainerROCKFORD POWERTRAIN INC·Filed 1991·Granted Jan 7, 1992·22 cites·5 claims
- 0753US6183370B1Dust cap assembly having two snap ring securing mechanism in a slip spline assemblyROCKFORD POWERTRAIN INC·Filed 1998·Granted Feb 6, 2001·18 cites·18 claims
- 0846US5222574ADrive train for an articulated vehicleROCKFORD POWERTRAIN INC·Filed 1992·Granted Jun 29, 1993·14 cites·2 claims
- 0931US5178584ADriveline yoke with headed pin for captivating a universal joint crossROCKFORD POWERTRAIN INC·Filed 1991·Granted Jan 12, 1993·5 cites·6 claims
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