Inventor · Waltham, MA, US

Robert F. Kovar

29Patents
13h-index
32Co-inventors
81Inventor score

Filing activity: May 19, 1975 → Aug 20, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US7550216B2 Composite solid polymer electrolyte membranes Emerging Cross-Sectional Technologies 332 Expired
US6248469A Composite solid polymer electrolyte membranes Emerging Cross-Sectional Technologies 158 Expired
US5344703A Ordered polymer/sol-gel microcomposite laminates with peek resin adhesive Emerging Cross-Sectional Technologies 120 Expired
US8118161B2 Pressurized cigarette packages and methods Performing Operations; Transporting 69 Active
US6068771A Method for sealing spiral wound filtration modules Performing Operations; Transporting 36 Expired
US5168011A Interpenetrated polymer fibers Emerging Cross-Sectional Technologies 25 Expired
US7052793B2 Composite solid polymer electrolyte membranes Emerging Cross-Sectional Technologies 25 Expired
US6422777B1 Protective coating underwater applicator Performing Operations; Transporting 19 Expired
US4445954A Method of manufacturing molded upholstery panels Performing Operations; Transporting 18 Expired
US3966729A Addition curable phenyl-quinoxaline compositions and their synthesis Chemistry; Metallurgy 16 Expired
US6203941A Formed in situ separator for a battery Emerging Cross-Sectional Technologies 16 Expired
US4482590A Deep water flotation devices Emerging Cross-Sectional Technologies 15 Expired
US6894084B2 No VOC radiation curable resin compositions Chemistry; Metallurgy 13 Expired
US4412012A Curing polyepoxide resin binders in syntactic foam forming compositions Chemistry; Metallurgy 11 Expired
US4515848A Materials and methods for making resin-rigidified articles Emerging Cross-Sectional Technologies 11 Expired
US3975444A Ethynyl-substituted aromatic ortho diamines and method of synthesis Chemistry; Metallurgy 10 Expired
US4001268A Substituted phenyl-benzimidazo compounds Chemistry; Metallurgy 9 Expired
US6150429A Polyester/vinyl dioxolane based coating compositions Chemistry; Metallurgy 9 Expired
US6656630B2 Formed in situ separator for a battery Emerging Cross-Sectional Technologies 8 Expired
US5977269A Polyester/vinyl dioxolane based coating compositions Chemistry; Metallurgy 8 Expired
US4022746A Bis-ethynyl heterocyclic compositions and method of snythesis Chemistry; Metallurgy 5 Expired
US5501831A Method for preparing interpenetrated polymer films Emerging Cross-Sectional Technologies 4 Expired
US4410639A Curing polyepoxide resin binders in high density syntactic foam forming compositions Chemistry; Metallurgy 4 Expired
US6300457A Polyester/polyurethane vinyl dioxolane based coating compositions Chemistry; Metallurgy 4 Expired
US4086232A Bis-ethynyl heterocyclic compositions and method of synthesis Chemistry; Metallurgy 2 Expired

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