Inventor · Columbus, IN, US

John F. Wright

20Patents
13h-index
38Co-inventors
81Inventor score

Filing activity: Aug 22, 1997 → May 16, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6276334A Premixed charge compression ignition engine with optimal combustion control Emerging Cross-Sectional Technologies 192 Expired
US6230683A Premixed charge compression ignition engine with optimal combustion control Emerging Cross-Sectional Technologies 151 Expired
US6286482A Premixed charge compression ignition engine with optimal combustion control Emerging Cross-Sectional Technologies 137 Expired
US6561157B2 Multiple operating mode engine and method of operation Emerging Cross-Sectional Technologies 134 Expired
US6907870B2 Multiple operating mode engine and method of operation Emerging Cross-Sectional Technologies 64 Expired
US6684849B2 Multiple operating mode engine and method of operation Emerging Cross-Sectional Technologies 61 Expired
US6915776B2 Premixed charge compression ignition engine with optimal combustion control Emerging Cross-Sectional Technologies 56 Expired
US6684852B2 Internal combustion engine operable in PCCI mode with post-ignition injection and method of operation Emerging Cross-Sectional Technologies 41 Expired
US6619261B1 System for controlling an operating condition of an internal combustion engine Mechanical Engineering; Lighting; Heating 32 Expired
US6732522B2 System for estimating engine exhaust pressure Mechanical Engineering; Lighting; Heating 26 Expired
US6697729B2 System for estimating NOx content of exhaust gas produced by an internal combustion engine Emerging Cross-Sectional Technologies 23 Expired
US6837227B2 System and method for estimating EGR mass flow and EGR fraction Emerging Cross-Sectional Technologies 19 Expired
US6508242B2 System for estimating engine exhaust temperature Emerging Cross-Sectional Technologies 16 Expired
US9482136B2 NOx sensor based output disablement in response to exhaust system high frequency pressure pulsations Emerging Cross-Sectional Technologies 12 Active
US10132250B2 Exhaust parameter based dual fuel engine power virtual sensor Emerging Cross-Sectional Technologies 11 Active
US6782737B2 System for estimating peak cylinder pressure in an internal combustion engine Emerging Cross-Sectional Technologies 8 Expired
US10001047B2 Multi-leg exhaust aftertreatment system and method Emerging Cross-Sectional Technologies 3 Active
US8392057B2 Hybrid powertrain diagnostics Emerging Cross-Sectional Technologies 3 Active
US9151202B2 Multi-leg exhaust aftertreatment system and method Emerging Cross-Sectional Technologies 2 Active
US10273861B2 Multi-leg exhaust aftertreatment system and method Emerging Cross-Sectional Technologies 0 Active

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