Inventor · Winfield, IL, US

Fran K. Kravitz

5Patents
5h-index
4Co-inventors
48Inventor score

Filing activity: Jun 12, 1986 → Mar 29, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US4801671A Production of alkali-soluble, carboxyl-functional aqueous emulsion thickeners Chemistry; Metallurgy 39 Expired
US4722962A Nonionic associative thickeners Chemistry; Metallurgy 36 Expired
US5248744A Process of polymerizing diallyldialkyl ammonium compounds with azo catalyst Chemistry; Metallurgy 13 Expired
US5191051A Propoxylated alkali-soluble thickeners Chemistry; Metallurgy 10 Expired
US5422408A Polymerization of diallyldialkyl ammonium halide compounds with azo compound and inorganic salt Chemistry; Metallurgy 8 Expired

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