Inventor · Elmhurst, IL, US

Manfred Ackermann

29Patents
9h-index
34Co-inventors
75Inventor score

Filing activity: Mar 26, 1979 → Jan 19, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US5370071A Lap seamer device for sewing machine Textiles; Paper 85 Expired
US6098584A Starter for an internal combustion engine Emerging Cross-Sectional Technologies 46 Expired
US6250270A Starting and driving unit for an internal combustion engine of a motor vehicle Emerging Cross-Sectional Technologies 17 Expired
US6852062B1 Drive system for motor vehicles Emerging Cross-Sectional Technologies 16 Expired
US5533415A Starter apparatus for an internal combustion engine Emerging Cross-Sectional Technologies 16 Expired
US6432023B1 Drive train assembly for a motor vehicle, and method for controlling the operation thereof Emerging Cross-Sectional Technologies 13 Expired
US6581559B1 Pulse start method and pulse start device for an internal combustion engine Mechanical Engineering; Lighting; Heating 12 Expired
US6700212B2 Method for controlling the starting torque and starting power of an internal combustion engine Mechanical Engineering; Lighting; Heating 11 Expired
US4235178A Bobbin thread tension device Textiles; Paper 9 Expired
US4430126A Hydraulically setting shaped brick, particularly for construction, and method for its production Emerging Cross-Sectional Technologies 9 Expired
US4817544A Hemming device with hemming guide and guide member for a sewing machine Textiles; Paper 9 Expired
US5818679A Switching device for solenoid switch Mechanical Engineering; Lighting; Heating 8 Expired
US6986335B2 Method for operating an internal combustion engine Emerging Cross-Sectional Technologies 7 Expired
US6363899B1 Method for the starter cut-out of an internal combustion engine Mechanical Engineering; Lighting; Heating 7 Expired
US6739300B2 Method of starting a multi-cylinder internal combustion engine without using a starter motor Emerging Cross-Sectional Technologies 7 Expired
US6202614A Drive mechanism for a motor vehicle Mechanical Engineering; Lighting; Heating 7 Expired
US8369049B2 Method for shutting down an electric machine in the event of a malfunction Emerging Cross-Sectional Technologies 6 Active
US6531787B2 Starter device for an internal combustion engine Mechanical Engineering; Lighting; Heating 6 Expired
US6830118B2 Drivetrain for a motor vehicle Emerging Cross-Sectional Technologies 5 Expired
US4285291A Needle guard for sewing machines Textiles; Paper 4 Expired
US6668781B1 Electric starter device for an internal combustion engine Mechanical Engineering; Lighting; Heating 4 Expired
US5493979A Independent guide system for upper roller feeder Textiles; Paper 3 Expired
US7000574B2 Method of operating a cooling-and heating circuit of a motor vehicle, and a cooling-and heating circuit for a motor vehicle Mechanical Engineering; Lighting; Heating 3 Expired
US5222450A Lap seamer device for sewing machine Textiles; Paper 3 Expired
US4791875A Needle guard for sewing machine Textiles; Paper 3 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.