Inventor · Cerritos, CA, US

Alex C. Yi

5Patents
4h-index
3Co-inventors
42Inventor score

Filing activity: Sep 18, 1989 → Dec 5, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US5517978A Pollution control system for an internal combustion engine Emerging Cross-Sectional Technologies 19 Expired
US5553591A Engine power enhancement/pollution control system utilizing vortex air separator Emerging Cross-Sectional Technologies 17 Expired
US5540058A Contaminant removal system for purifying air Mechanical Engineering; Lighting; Heating 14 Expired
US5476537A Separation of chemical species of a mixture using vortex separation Mechanical Engineering; Lighting; Heating 11 Expired
US4962810A Heat exchanger Mechanical Engineering; Lighting; Heating 3 Expired

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