Patent assignee · US · COMPANY

ZF Meritor, LLC

50Patents
1Active
50Granted
34Portfolio score

Filing activity: Aug 13, 1997 → Nov 4, 2005 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6065560A Shift input module for automated manual shift system Emerging Cross-Sectional Technologies 24 Expired
US6151978A Control methods for a shift by a wire vehicle transmission Emerging Cross-Sectional Technologies 19 Expired
US6176146A Output shaft arrangement for manual transmission auxiliary boxes Emerging Cross-Sectional Technologies 19 Expired
US6227333A Transmission housing with integral pump assembly Emerging Cross-Sectional Technologies 17 Expired
US6167997A Electronically controlled clutch actuation system Mechanical Engineering; Lighting; Heating 15 Expired
US6641505B2 Method of preventing engine stall using automated clutch control Mechanical Engineering; Lighting; Heating 15 Expired
US6167996A Method and system for determining clutch status in a vehicle Mechanical Engineering; Lighting; Heating 15 Expired
US6547053B2 Torsional vibration damper Emerging Cross-Sectional Technologies 14 Expired
US6250815A Temperature compensating carrier bearing assembly Emerging Cross-Sectional Technologies 14 Expired
US6246941A Method of synchronizing engine torque with vehicle torque load for accomplishing vehicle transmission shifting Mechanical Engineering; Lighting; Heating 11 Expired
US6769523B2 Clutch control for overcoming tooth butt Emerging Cross-Sectional Technologies 9 Expired
US6939268B2 Vehicle transmission system with coast controls Mechanical Engineering; Lighting; Heating 9 Expired
US6189655A Transmission housing with integral lubrication system Emerging Cross-Sectional Technologies 9 Expired
US6126570A Shift synchronization using decaying torque Mechanical Engineering; Lighting; Heating 8 Expired
US6082215A Single rail top cover assembly Emerging Cross-Sectional Technologies 7 Expired
US6347694B1 Biased wear sensor assembly for self-adjusting clutch Mechanical Engineering; Lighting; Heating 6 Expired
US6217475A Dual mass variable inertia flywheel assembly Mechanical Engineering; Lighting; Heating 6 Expired
US6874383B2 Adaptive shift sequencing Emerging Cross-Sectional Technologies 6 Expired
US6049751A Available speed ratio modification for splitter transmission Emerging Cross-Sectional Technologies 5 Expired
US6092433A Small envelope range piston housing for electrical transmission range shift system Emerging Cross-Sectional Technologies 4 Expired
US6553306B2 System for controlling engine braking in a vehicle driveline Mechanical Engineering; Lighting; Heating 4 Expired
US7069807B2 Adjustable shift detent assembly Emerging Cross-Sectional Technologies 4 Expired
US6390266B1 Transmission synchronizer pin arrangement Mechanical Engineering; Lighting; Heating 3 Expired
US6966237B2 First gear/reverse gate indicator switch Emerging Cross-Sectional Technologies 3 Expired
US6683263B1 Fall away transmission shift shaft switch profile Electricity 3 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.