Inventor · Midland, MI, US

Dwight K. Hoffman

25Patents
16h-index
26Co-inventors
81Inventor score

Filing activity: Nov 23, 1979 → Jun 7, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US4394491A Addition polymerizable adduct of a polymeric monoahl and an unsaturated isocyanate Emerging Cross-Sectional Technologies 88 Expired
US4390645A Stable dispersions of polymers in polyfunctional compounds having a plurality of active hydrogens and polyurethanes therefrom Chemistry; Metallurgy 68 Expired
US6133398A One-part curable polyurethane adhesive Chemistry; Metallurgy 44 Expired
US4320221A Addition polymerizable isocyanate-polyol anaerobic adhesives Chemistry; Metallurgy 44 Expired
US6613816B2 Cure on demand adhesives and window module with cure on demand adhesive thereon Emerging Cross-Sectional Technologies 35 Expired
US4460715A Stable dispersions of polymers in polyfunctional compounds having a plurality of active hydrogens and polyurethanes produced therefrom Chemistry; Metallurgy 31 Expired
US4745153A Low viscosity, high solids polymer polyols prepared using a preformed dispersant Chemistry; Metallurgy 30 Expired
US6355127B1 Cure on demand adhesives and window module with cure on demand adhesive thereon Emerging Cross-Sectional Technologies 30 Expired
US6224793A Encapsulated active materials Emerging Cross-Sectional Technologies 25 Expired
US4338232A Radiation-curable resins Emerging Cross-Sectional Technologies 21 Expired
US5204386A Acrylic-modified epoxy resin adhesive compositions with improved rheological control Emerging Cross-Sectional Technologies 20 Expired
US4707529A Poly(siloxane)-modified epoxy resins Chemistry; Metallurgy 18 Expired
US4431782A Process for the preparation of radiation-curable, water-thinnable vinyl ester resins Emerging Cross-Sectional Technologies 18 Expired
US6277903A Sound damping coating of flexible and rigid epoxy resins Emerging Cross-Sectional Technologies 17 Expired
US4708996A Stable dispersions of polymers in polyepoxides Emerging Cross-Sectional Technologies 17 Expired
US4789712A Stable dispersions of polymers in polyepoxides Emerging Cross-Sectional Technologies 16 Expired
US4431754A Low viscosity polymer polyols via dilution Chemistry; Metallurgy 16 Expired
US5601761A Encapsulated active materials and method for preparing same Performing Operations; Transporting 14 Expired
US4690988A Polymer-modified vinylized epoxy resins Chemistry; Metallurgy 13 Expired
US4513124A Preparation of a copolymer polyahl using an addition polymerizable adduct of a polymeric monoahl and an ethylenically unsaturated coreactant Emerging Cross-Sectional Technologies 12 Expired
US4640935A Addition polymerizable adducts for nonaqueous dispersions Chemistry; Metallurgy 11 Expired
US5055532A Polymer-modified vinylized epoxy resins Chemistry; Metallurgy 11 Expired
US4588830A Addition polymerizable adducts for nonaqueous dispersions Chemistry; Metallurgy 10 Expired
US4798877A Radiation-curable resins Chemistry; Metallurgy 6 Expired
US5461106A Latent initiator of N-base acid salt-containing emulsion polymer Chemistry; Metallurgy 1 Expired

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