Inventor · Columbus, IN, US

Philip M. Dimpelfeld

19Patents
11h-index
32Co-inventors
72Inventor score

Filing activity: Aug 17, 1998 → Sep 30, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7089738B1 System for controlling turbocharger compressor surge Emerging Cross-Sectional Technologies 39 Expired
US6354084B1 Exhaust gas recirculation system for a turbocharged internal combustion engine Emerging Cross-Sectional Technologies 32 Expired
US9581067B2 Exhaust system mixer with impactor Emerging Cross-Sectional Technologies 29 Active
US6497227B2 System for diagnosing fault conditions associated with an air handling system for an internal combustion engine Emerging Cross-Sectional Technologies 29 Expired
US6311494A Exhaust gas recirculation system for a turbocharged internal combustion engine Emerging Cross-Sectional Technologies 17 Expired
US10190465B2 Insulated cover for mixer assembly Emerging Cross-Sectional Technologies 17 Active
US8316829B2 Apparatus, system, and method for efficiently operating an internal combustion engine utilizing exhaust gas recirculation Mechanical Engineering; Lighting; Heating 15 Active
US10337379B2 Mixer assembly for a vehicle exhaust system Emerging Cross-Sectional Technologies 15 Active
US10174658B2 Flow diverter to mitigate deposits in a doser cone Emerging Cross-Sectional Technologies 14 Active
US11459929B2 Flow diverter to mitigate deposits in a doser cone Emerging Cross-Sectional Technologies 14 Active
US10294843B2 Mixer and doser cone assembly Emerging Cross-Sectional Technologies 12 Active
US11242790B2 Flow reversing mixer assembly Emerging Cross-Sectional Technologies 11 Active
US10227907B2 Mixer and doser cone assembly Emerging Cross-Sectional Technologies 4 Active
US6526752B2 Passive engine exhaust flow restriction arrangement Mechanical Engineering; Lighting; Heating 3 Expired
US10392989B1 Automotive exhaust aftertreatment system having an ammonia distributor Emerging Cross-Sectional Technologies 3 Active
US10907520B1 Sampling device for an exhaust gas sensor Emerging Cross-Sectional Technologies 2 Active
US6098595A Intake port injection system with shared injectors Mechanical Engineering; Lighting; Heating 1 Expired
US9506385B2 Fuel fired burner for vehicle exhaust component Mechanical Engineering; Lighting; Heating 1 Active
US11203966B1 Circular sampling device for an exhaust gas sensor Emerging Cross-Sectional Technologies 0 Active

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