Inventor · Blacksburg, VA, US

James E. McGrath

41Patents
12h-index
56Co-inventors
84Inventor score

Filing activity: Mar 1, 1982 → Sep 19, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US6008299A Optic devices formed from melt processable thermoplastic materials having a high refractive index Physics 45 Expired
US8551511B2 Phase-separated biocompatible polymer compositions for medical uses Chemistry; Metallurgy 35 Active
US4943626A Primary polyether active hydrogen compounds which are prepared from linked, protectively initiated polyalkyleneoxides Chemistry; Metallurgy 32 Expired
US6040416A Melt polymer synthesis of poly ether phosphine oxides Chemistry; Metallurgy 32 Expired
US4973631A Novel phosphorus containing epoxy networks Chemistry; Metallurgy 21 Expired
US6288210A High refractive index thermoplastic polyphosphonates Chemistry; Metallurgy 21 Expired
US5357040A Fine powders of ketone-containing aromatic polymers and process of manufacture Electricity 21 Expired
US5387629A Phosphorus containing poly(arylene ether)s useful as oxygen plasma resistant films and in nonlinear optical applications Chemistry; Metallurgy 19 Expired
US5086156A Novel phosphorus containing epoxy networks based on trihydrocarbyl phosphine oxides having active substituents Chemistry; Metallurgy 18 Expired
US5098959A Block polymers of methacrylates Chemistry; Metallurgy 15 Expired
US7790837B2 Ion-conducting sulfonated polymeric materials Chemistry; Metallurgy 15 Active
US5493002A Aryl ethynyl phthalic anhydrides and polymers with terminal or pendant amines prepared with aryl ethynyl phthalic anhydrides Chemistry; Metallurgy 13 Expired
US5101037A Bis(maleimido) phenoxy phenylphosphine oxide Chemistry; Metallurgy 12 Expired
US5407528A Oxygen plasma resistant polymeric film and fiber forming macromolecules containing the phosphine oxide moiety Chemistry; Metallurgy 12 Expired
US5079333A Novel mine-terminated poly(arylene ether phosphine oxide) oligomer Chemistry; Metallurgy 7 Expired
US5134207A Polyarylene ethers and polyarylene sulfides containing phosphine oxide group and modified by reaction with organoamine Chemistry; Metallurgy 7 Expired
US5166274A Block polymers containing methacrylic acid and derivatives thereof Chemistry; Metallurgy 6 Expired
US8028842B2 Chlorine resistant desalination membranes based on directly sulfonated poly(arylene ether sulfone) copolymers Emerging Cross-Sectional Technologies 5 Active
US7365121B2 Highly conductive thermoplastic composites for rapid production of fuel cell bipolar plates Chemistry; Metallurgy 5 Expired
US7375178B2 High refractive index thermoplastic polyphosphonates Chemistry; Metallurgy 3 Active
US6090486A Fiber materials for manufacturing fiber reinforced phenolic composites and adhesives with nucleophilic initiators positioned on the fiber surfaces Emerging Cross-Sectional Technologies 3 Expired
US5362838A Carbonate polymers containing ethenyl aryl moieties Chemistry; Metallurgy 3 Expired
US7361729B2 Ion-conducting sulfonated polymeric materials Chemistry; Metallurgy 3 Expired
US7544764B2 Sulfonated polymer composition for forming fuel cell electrodes Emerging Cross-Sectional Technologies 3 Expired
US4997881A Poly(alkyl vinyl ether)polyolefin copolymers Chemistry; Metallurgy 2 Expired

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