Inventor · Leonberg, DE

Ruediger Fehrmann

16Patents
5h-index
27Co-inventors
58Inventor score

Filing activity: Oct 12, 2000 → Jun 15, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US7051058B2 Method and device for filtering a signal Mechanical Engineering; Lighting; Heating 36 Expired
US6820592B2 Method and apparatus for controlling an internal combustion engine Emerging Cross-Sectional Technologies 7 Expired
US6675787B2 Method and device for controlling an internal combustion engine Mechanical Engineering; Lighting; Heating 7 Expired
US7584607B2 Method of and apparatus for operating a drive train with an electrical machine Emerging Cross-Sectional Technologies 5 Expired
US7376505B2 Method and device for operating an internal combustion engine Mechanical Engineering; Lighting; Heating 5 Active
US6665607B2 Method and device for controlling an internal combustion engine Mechanical Engineering; Lighting; Heating 4 Expired
US6446605B1 Method and device for controlling an internal combustion engine Mechanical Engineering; Lighting; Heating 3 Expired
US7260470B2 Method for calibration of the cylinder sensors suite on an internal combustion engine with individual cylinder operation in particular in a motor vehicle Mechanical Engineering; Lighting; Heating 2 Expired
US6832136B2 Method and device for controlling a drive unit of a vehicle Mechanical Engineering; Lighting; Heating 2 Expired
US7269498B2 Method and device for controlling an internal combustion engine Mechanical Engineering; Lighting; Heating 2 Expired
US7066138B2 Method and device for controlling an internal combustion engine Emerging Cross-Sectional Technologies 2 Expired
US7063071B2 Method and device for controlling an internal combustion engine Mechanical Engineering; Lighting; Heating 1 Expired
US7047122B2 Extrapolation method for the angle-of-rotation position Mechanical Engineering; Lighting; Heating 1 Expired
US7257983B2 Method for correcting the position of the angular marks of an incremental wheel of a rotational speed sensor and/or an angle of rotation sensor, and system therefor Mechanical Engineering; Lighting; Heating 0 Expired
US6964257B2 Method and device for controlling an internal combustion engine Emerging Cross-Sectional Technologies 0 Expired
US7158868B2 Method and device for consistent bidirectional analysis of engine characteristics map data Mechanical Engineering; Lighting; Heating 0 Expired

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