Inventor · Santa Clara, CA, US

Prithipal Singh

40Patents
13h-index
20Co-inventors
81Inventor score

Filing activity: May 9, 1973 → Oct 20, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US5416000A Analyte immunoassay in self-contained apparatus Emerging Cross-Sectional Technologies 192 Expired
US4959324A Sample pad assay initiation device and method of making Emerging Cross-Sectional Technologies 88 Expired
US5260221A Sample pad assay initiation device Emerging Cross-Sectional Technologies 50 Expired
US4973549A Quantitative diagnostic assay employing signal producing agent bound to support and measuring migration distance of detectable signal Emerging Cross-Sectional Technologies 40 Expired
US5215886A HDL determination in whole blood Physics 36 Expired
US4629691A Tricyclic antidepressant conjugates with antigens and enzymes Emerging Cross-Sectional Technologies 25 Expired
US4069105A Lidocaine antigens and antibodies Emerging Cross-Sectional Technologies 25 Expired
US4058511A Tegretol antigens and antibodies Emerging Cross-Sectional Technologies 18 Expired
US4281065A Phencyclidine conjugates to antigenic proteins and enzymes Emerging Cross-Sectional Technologies 18 Expired
US4307245A Amitriptyline conjugates to antigenic proteins and enzymes Emerging Cross-Sectional Technologies 18 Expired
US4223013A Amitriptyline conjugates to antigenic proteins and enzymes Emerging Cross-Sectional Technologies 16 Expired
US4608252A Chloramphenicol derivatives antigens and antibodies Emerging Cross-Sectional Technologies 15 Expired
US4275160A Imipramine derivatives and poly(amino acid) conjugates Emerging Cross-Sectional Technologies 14 Expired
US4241177A Propanolol antigen conjugates and antibodies Emerging Cross-Sectional Technologies 13 Expired
US4156081A Theophylline antigens and antibodies Emerging Cross-Sectional Technologies 12 Expired
US4446065A Phencyclidine compounds and assays for its determination Emerging Cross-Sectional Technologies 11 Expired
US4596768A Antibodies for penicilloic acid their preparation and use Emerging Cross-Sectional Technologies 10 Expired
US4906563A Detection of skatole for meat quality Emerging Cross-Sectional Technologies 10 Expired
US4328311A Enzyme-aminoglycoside conjugates Emerging Cross-Sectional Technologies 10 Expired
US4230805A Theophylline antigens and antibodies Emerging Cross-Sectional Technologies 9 Expired
US4235969A Procainamide antigen conjugates and antibodies Emerging Cross-Sectional Technologies 7 Expired
US4551275A Desmethylimipramine derivatives and poly(amino acid) conjugates Emerging Cross-Sectional Technologies 6 Expired
US4489157A Chloramphenicol derivatives Emerging Cross-Sectional Technologies 4 Expired
US4262089A Theophylline antigens and antibodies Emerging Cross-Sectional Technologies 4 Expired
US5409780A Aniline analogs for hydrogen peroxide detection Emerging Cross-Sectional Technologies 4 Expired

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