Inventor · Claremont, CA, US

Stephen B. Friedman

14Patents
6h-index
11Co-inventors
63Inventor score

Filing activity: Jun 8, 1973 → Mar 28, 1995

Most-cited inventions

PatentTitleAreaCited byStatus
US3990850A Diagnostic test card Physics 74 Expired
US4055394A Diagnostic test card Emerging Cross-Sectional Technologies 46 Expired
US5032503A Liquid single reagent for air enzyme complementation assay Emerging Cross-Sectional Technologies 17 Expired
US3956477A Method and erythrocyte preparation for reverse blood grouping Emerging Cross-Sectional Technologies 9 Expired
US5679574A Quantitative test for oils, crude oil, hydrocarbon, or other contaminants in soil and a kit for performing the same Emerging Cross-Sectional Technologies 9 Expired
US5547877A Methods for the rapid detection of toxic halogenated hydrocarbons and kits useful in performing the same Emerging Cross-Sectional Technologies 8 Expired
US5244786A Method of measuring available free thyroxine bending sites Physics 5 Expired
US5449611A Polyaromatic hydrocarbon (PAH) immunoassay method, its components and a kit for use in performing the same Emerging Cross-Sectional Technologies 5 Expired
US5834222A Polychlorinated biphenyls (PCB) immunoassay method, its components and a kit for use in performing the same Chemistry; Metallurgy 5 Expired
US5858692A Polychlorinated biphenyls (PCB) immunoassay method, its components and a kit for use in performing the same Chemistry; Metallurgy 5 Expired
US5691148A Petroleum immunoassay method, its components and a kit for use in performing the same Physics 3 Expired
US5618681A Polyaromatic hydrocarbon (PAH) immunoassay method, its components and a kit for use in performing the same Emerging Cross-Sectional Technologies 2 Expired
US5484709A Immunoassay method for detecting an immunologically non-remarkable compound, its components and a kit for use in performing the same Emerging Cross-Sectional Technologies 1 Expired
US5200346A Aldicarb immunoassay by sulfone equivalents Emerging Cross-Sectional Technologies 1 Expired

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