Inventor · Masontown, PA, US

Alfred K. Schultz

28Patents
5h-index
34Co-inventors
69Inventor score

Filing activity: Feb 5, 1993 → Oct 24, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6242526A Antimicrobial polymer latexes derived from unsaturated quaternary ammonium compounds and antimicrobial coatings, sealants, adhesives and elastomers produced from such latexes Chemistry; Metallurgy 68 Expired
US6492445B2 Antimicrobial polymer latexes derived from unsaturated quaternary ammonium compounds and antimicrobial coatings, sealants, adhesives and elastomers produced from such latexes Chemistry; Metallurgy 45 Expired
US6900265B2 Antimicrobial polymer latexes derived from unsaturated quaternary ammonium compounds and antimicrobial coatings, sealants, adhesives and elastomers produced from such latexes Chemistry; Metallurgy 20 Expired
US6239240A Emulsion polymerization process utilizing ethylenically unsaturated amine salts of sulfonic, phosphoric and carboxylic acids Emerging Cross-Sectional Technologies 13 Expired
US6506804B2 Ethylenically unsaturated amine salts of sulfonic, phosphoric, and carboxylic acids Emerging Cross-Sectional Technologies 5 Expired
US5279263A Cascaded steam temperature control applied to a universal pressure boiler Mechanical Engineering; Lighting; Heating 5 Expired
US6407162B1 Emulsion polymerization process utilizing ethylenically unsaturated amine salts of sulfonic, phosphoric and carboxylic acids Emerging Cross-Sectional Technologies 4 Expired
US7700703B2 Polymer additives and adhesive compositions including them Chemistry; Metallurgy 2 Expired
US7534923B2 Method for purification of glycerol from biodiesel production Chemistry; Metallurgy 1 Active
US9321871B2 Water insoluble copolymer including pendant aryl epoxide groups Chemistry; Metallurgy 1 Active
US10662271B2 Droplets distributed in an aqueous medium Chemistry; Metallurgy 0 Active
US8907138B1 Use of a treated, promoted ion exchange resin catalyst Performing Operations; Transporting 0 Active
US8247500B2 Guanidine-substituted resin for transesterification Chemistry; Metallurgy 0 Active
US10301197B2 Method of purifying water Chemistry; Metallurgy 0 Active
US10610860B2 Method of purifying water Chemistry; Metallurgy 0 Active
US11370852B2 Making low-sodium resin Chemistry; Metallurgy 0 Active
US9486798B2 Method for making anion exchange and chelant resins including aliphatic amino functional groups Chemistry; Metallurgy 0 Active
US10138124B2 Treating sulfuric acid Chemistry; Metallurgy 0 Active
US7423167B2 Ethylenically unsaturated amine salts of sulfonic, phosphoric and carboxylic acids Chemistry; Metallurgy 0 Expired
US10640580B2 Method of suspension polymerization of droplets distributed in an aqueous medium Chemistry; Metallurgy 0 Active
US10610859B2 Method of purifying water Chemistry; Metallurgy 0 Active
US9920139B2 Suspensions in aqueous media Chemistry; Metallurgy 0 Active
US10654951B2 Droplets distributed in an aqueous medium Chemistry; Metallurgy 0 Active
US7759096B2 Process for enzymatic production of triglycerides Chemistry; Metallurgy 0 Expired
US9944737B2 Suspensions in aqueous media Chemistry; Metallurgy 0 Active

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