Inventor · Oregon, WI, US

John Ringstad

6Patents
2h-index
6Co-inventors
40Inventor score

Filing activity: Nov 1, 2012 → Dec 29, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US9297286B2 Aftertreatment system for an engine Emerging Cross-Sectional Technologies 17 Active
US11725561B2 Systems and methods for sampling exhaust gas Mechanical Engineering; Lighting; Heating 2 Active
US12414265B2 Common rail cooling plate Electricity 0 Active
US11858330B2 Battery servicing apparatus Performing Operations; Transporting 0 Active
US11608767B2 Exhaust aftertreatment sensor table mounting apparatus and method of installing the same Emerging Cross-Sectional Technologies 0 Active
US11149609B2 Aftertreatment system for mixing a reductant in an exhaust gas flowing therethrough Emerging Cross-Sectional Technologies 0 Active

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