Zexel-Gleason USA, Inc.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5302159 End-thrust design for parallel-axis differentialExpiredDec 04, 92Apr 12, 94[F16H]
5232415 Differential with varied frictional surfacesExpiredOct 24, 90Aug 03, 93[F16H]
5220307 Warning system distinguishing wheel skidding and wheel slippingExpiredJan 23, 92Jun 15, 93[B60Q]
5213177 Traction control system responsive to wheel speed fluctuationsExpiredDec 19, 91May 25, 93[B60K, B60L]
5112284 Rocker-mounting for differential gearExpiredDec 10, 90May 12, 92[F16H]
5108353 Crossed-axis gear differentialExpiredApr 24, 91Apr 28, 92[F16H]

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