Inventor · Pittsburgh, PA, US

Wood E. Hunter

29Patents
10h-index
25Co-inventors
75Inventor score

Filing activity: Oct 15, 1921 → Jun 23, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US4152274A Method for reducing friction loss in a well fracturing process Emerging Cross-Sectional Technologies 65 Expired
US4151202A Preparation of diallyl dimethyl ammonium chloride and polydiallyl dimethyl ammonium chloride Chemistry; Metallurgy 36 Expired
US4176107A Water-soluble dispersions of high molecular water-soluble polymers containing a surfactant and a water-soluble organic carrier which is a hydroxy compound containing repeating alkylene oxide units Chemistry; Metallurgy 27 Expired
US6121506A Method for destroying energetic materials Emerging Cross-Sectional Technologies 25 Expired
US4666964A Method for producing free-flowing water-soluble polymer gels Emerging Cross-Sectional Technologies 22 Expired
US5567277A Cellulosic, modified lignin and cationic polymer composition and process for making improved paper or paperboard Textiles; Paper 19 Expired
US4021399A Method for the concentration of water-in-oil emulsions of water soluble vinyl addition polymers Chemistry; Metallurgy 15 Expired
US5647956A Cellulosic, modified lignin and cationic polymer composition and process for making improved paper or paperboard Textiles; Paper 14 Expired
US4325794A Combined visible light and thermally activated continuous polymerization process Performing Operations; Transporting 11 Expired
US5501773A Cellulosic, modified lignin and cationic polymer composition and process for making improved paper or paperboard Textiles; Paper 11 Expired
US5501772A Cellulosic modified lignin and cationic polymer composition and process for making improved paper or paperboard Textiles; Paper 10 Expired
US6049021A Method for remediating sites contaminated with toxic waste Physics 9 Expired
US5480921A Process for preparing novel high solids non-aqueous polymer compositions Chemistry; Metallurgy 8 Expired
US4525509A Method for producing free-flowing, water-soluble polymer gels Emerging Cross-Sectional Technologies 7 Expired
US5236598A Methods for removing solids from water-based paint systems Emerging Cross-Sectional Technologies 7 Expired
US4049606A Preparation of a manniched polyacrylamide quarternaries thereof Chemistry; Metallurgy 7 Expired
US4654378A Process for the manufacture of high solids, free-flowing, granular poly(dimethyldiallyl ammonium chloride) Emerging Cross-Sectional Technologies 6 Expired
US4904715A Method for producing free-flowing, water-soluble polymer gels Emerging Cross-Sectional Technologies 5 Expired
US5173280A Method of clarifying phosphoric acid using high charge sulfonic-type polymers Chemistry; Metallurgy 5 Expired
US5211928A Method of improving gypsum slurry filtration in the production of phosphoric acid Chemistry; Metallurgy 5 Expired
US5589525A Process for preparing novel high solids non-aqueous polymer compositions Chemistry; Metallurgy 5 Expired
US3932506A Raney copper catalyst production and use Performing Operations; Transporting 4 Expired
US4415417A Photopolymerization using copper ions Chemistry; Metallurgy 4 Expired
US4042772A Urea as an additive to improve the viscosity and activity of acrylamide-acrylamide acrylic acid polymers prepared from poor quality acrylamide Chemistry; Metallurgy 4 Expired
US4299965A Preparation of benzotriazole Chemistry; Metallurgy 4 Expired

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