Inventor · Renningen, DE

Harry Friedmann

10Patents
3h-index
23Co-inventors
60Inventor score

Filing activity: Mar 1, 1971 → Jan 9, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US6374801B1 Ignition control device and method Emerging Cross-Sectional Technologies 5 Expired
US6736102B2 Method for operating an internal combustion engine and corresponding arrangement Emerging Cross-Sectional Technologies 3 Expired
US6595192B1 Ignition control device and method Emerging Cross-Sectional Technologies 3 Expired
US9309852B2 Method for activating an injector in a fuel injection system in an internal combustion engine Emerging Cross-Sectional Technologies 2 Active
USRE28775E Harmonic signal analyzer system for testing tires General 2 Expired
US8660776B2 Method for starting an internal combustion engine Mechanical Engineering; Lighting; Heating 1 Active
US7096394B2 Method for protecting software programs from inadvertent execution Physics 0 Expired
US9458809B2 Method for assessing an injection behaviour of at least one injection valve in an internal combustion engine and operating method for an internal combustion engine Emerging Cross-Sectional Technologies 0 Active
US9512802B2 Method for operating an internal combustion engine Emerging Cross-Sectional Technologies 0 Active
US7725644B2 Memory device and an arrangement for protecting software programs against inadvertent execution Physics 0 Active

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