Inventor · Lansdale, PA, US

Michael S. Wiggins

38Patents
12h-index
35Co-inventors
77Inventor score

Filing activity: May 9, 1994 → Feb 18, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US5916935A Polymeric thickeners for aqueous compositions Chemistry; Metallurgy 43 Expired
US6057388A Polymeric thickeners for aqueous compositions Chemistry; Metallurgy 39 Expired
US5827453A Defoaming compositions Chemistry; Metallurgy 30 Expired
US5804682A Aqueous dispersions of polyamides Chemistry; Metallurgy 23 Expired
US5877245A Cross-linked reaction products of alkoxylated alcohols and alkylene glycols Chemistry; Metallurgy 19 Expired
US5895605A Defoaming compositions Chemistry; Metallurgy 18 Expired
US5728895A Polymeric thickeners for aqueous compositions Emerging Cross-Sectional Technologies 17 Expired
US5786436A Methods of preparing inorganic pigment dispersions Chemistry; Metallurgy 16 Expired
US6110977A Alkyl polyglycoside compositions having reduced viscosity and inhibited crystallization Chemistry; Metallurgy 15 Expired
US5723538A Aqueous dispersions of polyamides Chemistry; Metallurgy 14 Expired
US6387962B1 Defoamers for aqueous systems Chemistry; Metallurgy 13 Expired
US6465605B2 Branched polymeric surfactant reaction products, methods for their preparation, and uses therefor Chemistry; Metallurgy 13 Expired
US5750595A Self-dispersing curable epoxy resin dispersions and coating compositions made therefrom Chemistry; Metallurgy 12 Expired
US5643976A Self-dispersing curable epoxy resin dispersions and coating compositions made therefrom Chemistry; Metallurgy 10 Expired
US6583185B2 Defoamers for aqueous systems Chemistry; Metallurgy 10 Expired
US5948880A Aqueous dispersions of polyamides Chemistry; Metallurgy 9 Expired
US6960304B1 Wastewater treatment Emerging Cross-Sectional Technologies 9 Expired
US6160059A Bulk polymerization process for preparing solid acrylic resin Chemistry; Metallurgy 7 Expired
US6276242A Drain compression ring wrench Performing Operations; Transporting 6 Expired
US6532973B1 Gloss retention compositions Chemistry; Metallurgy 6 Expired
US6350787B1 Defoamers for aqueous systems Chemistry; Metallurgy 6 Expired
US6362259B1 Stabilization of aqueous emulsion polymers Emerging Cross-Sectional Technologies 6 Expired
US6197879A Methods of preparing inorganic pigment dispersions Chemistry; Metallurgy 6 Expired
US6172123A Demulsifiers for separating oil and water mixtures Emerging Cross-Sectional Technologies 5 Expired
US6472440B2 Defoaming compositions Chemistry; Metallurgy 4 Expired

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