Inventor · Schwieberdingen, DE

Rolf Kohler

19Patents
7h-index
31Co-inventors
66Inventor score

Filing activity: Apr 16, 1980 → Oct 10, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US4371934A Vehicle trip computer Emerging Cross-Sectional Technologies 36 Expired
US6975935B2 Method and device for monitoring the direction of rotation of a piston engine Mechanical Engineering; Lighting; Heating 22 Expired
US4676215A Method and apparatus for controlling the operating characteristic quantities of an internal combustion engine Emerging Cross-Sectional Technologies 21 Expired
US4705007A Method of controlling tank venting in an internal combustion engine and apparatus therefor Emerging Cross-Sectional Technologies 17 Expired
US4827937A Method and apparatus for controlling the operating characteristic quantities of an internal combustion engine Mechanical Engineering; Lighting; Heating 13 Expired
US6285933A Device and method for monitoring a transverse acceleration sensor located in a vehicle Performing Operations; Transporting 9 Expired
US6450281B1 Control system for a vehicle Mechanical Engineering; Lighting; Heating 8 Expired
US6463379B1 Device and method for influencing the propulsion of a vehicle Performing Operations; Transporting 7 Expired
US4781163A Fuel injection system Mechanical Engineering; Lighting; Heating 7 Expired
US4770135A Starting control for fuel injection systems Mechanical Engineering; Lighting; Heating 7 Expired
US7035964B1 Method and device for securing data when altering the storage contents of control units Physics 6 Expired
US4722313A Method for detecting an extreme value position of a movable part Mechanical Engineering; Lighting; Heating 6 Expired
US4730264A Arrangement for detecting measuring data in motor vehicles Mechanical Engineering; Lighting; Heating 5 Expired
US7437448B1 Method and device for function selection of a control unit Physics 3 Expired
US6244109A Device and method for monitoring an acceleration sensor located in a vehicle Performing Operations; Transporting 3 Expired
US5162019A Fresh-air intake duct for a motor vehicle Performing Operations; Transporting 3 Expired
US5150698A Method and arrangement for adjusting fuel for emergency operation Mechanical Engineering; Lighting; Heating 2 Expired
US5050563A Mixture control system for an internal combustion engine Mechanical Engineering; Lighting; Heating 1 Expired
US5002027A Method for controlling the no-load speed of an internal combustion engine Mechanical Engineering; Lighting; Heating 1 Expired

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