Inventor · Frazer, PA, US

John Joyce

8Patents
5h-index
2Co-inventors
53Inventor score

Filing activity: Aug 24, 1992 → Apr 2, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US5453832A Turbidity measurement Physics 19 Expired
US8701980B2 Air sample tracking system and method Physics 15 Active
US9046453B2 Air sample tracking system and method Physics 9 Active
US9658140B2 Air sample tracking system and method Physics 7 Active
US9448144B2 Air sample tracking system and method Physics 5 Active
US9921140B2 Air sample tracking system and method Physics 4 Active
US10247645B2 Air sample tracking system and method Physics 3 Active
US10627324B2 Air sample tracking system and method Physics 2 Active

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