Inventor

Franz Eheim

71Patents
12h-index
25Co-inventors
80Inventor score

Filing activity: Jul 16, 1974 → Aug 22, 1988

Most-cited inventions

PatentTitleAreaCited byStatus
US4577606A Pressure valve assembly for fuel injection pumps Emerging Cross-Sectional Technologies 32 Expired
US4249497A Fuel injection apparatus having at least one fuel injection valve for high-powered engines Mechanical Engineering; Lighting; Heating 30 Expired
US4385614A Fuel injection pump for internal combustion engines Mechanical Engineering; Lighting; Heating 30 Expired
US4171689A Device for the control of gas admissions into the induction manifold of an internal combustion engine Mechanical Engineering; Lighting; Heating 25 Expired
US4308834A Fuel injection pump for supercharged diesel internal combustion engines, in particular a distributor-type injection pump Mechanical Engineering; Lighting; Heating 22 Expired
US4273090A Fuel injection pump Mechanical Engineering; Lighting; Heating 22 Expired
US4409939A Fuel injection pump for internal combustion engines Mechanical Engineering; Lighting; Heating 21 Expired
US4541385A Fuel injection system for self-igniting internal combustion engines Mechanical Engineering; Lighting; Heating 20 Expired
US4489698A Fuel injection pump Mechanical Engineering; Lighting; Heating 19 Expired
US4083346A Fuel injection pump for internal combustion engines Mechanical Engineering; Lighting; Heating 16 Expired
US4407250A Fuel injection system Mechanical Engineering; Lighting; Heating 15 Expired
US4092964A Pump nozzle for fuel injection in internal combustion engines Mechanical Engineering; Lighting; Heating 14 Expired
US4333440A Apparatus for controlling recirculated exhaust gas quantities in self-igniting internal combustion engines Mechanical Engineering; Lighting; Heating 12 Expired
US4491111A Fuel injection apparatus for internal combustion engines Emerging Cross-Sectional Technologies 11 Expired
US4475519A Fuel injection system for internal combustion engines Emerging Cross-Sectional Technologies 10 Expired
US3970064A RPM regulator for fuel injection pumps Mechanical Engineering; Lighting; Heating 9 Expired
US4318378A Regulator apparatus for a fuel injection pump Mechanical Engineering; Lighting; Heating 9 Expired
US4387688A Fuel injection pump for internal combustion engines Mechanical Engineering; Lighting; Heating 9 Expired
US3942498A Regulator for a fuel injection pump Mechanical Engineering; Lighting; Heating 9 Expired
US4364360A Fuel injection system functioning with pump/nozzles Mechanical Engineering; Lighting; Heating 9 Expired
US4073277A Fuel injection pump for internal combustion engines Mechanical Engineering; Lighting; Heating 9 Expired
US4164921A Fuel injection pump Mechanical Engineering; Lighting; Heating 9 Expired
US4407245A Shutoff apparatus for fuel injection pumps Mechanical Engineering; Lighting; Heating 9 Expired
US4171099A Fuel injection nozzle for internal combustion engines Mechanical Engineering; Lighting; Heating 9 Expired
US4325337A RPM Governor for a fuel injection pump Mechanical Engineering; Lighting; Heating 8 Expired

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