Inventor · Berlin, DE

Richard Rees

38Patents
13h-index
38Co-inventors
81Inventor score

Filing activity: Jun 21, 1974 → Jan 19, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5006594A Fluorinated thermoplastic elastomers containing polymeric additives and process for preparing such elastomers Chemistry; Metallurgy 39 Expired
US4889553A Herbicides Chemistry; Metallurgy 32 Expired
US4495101A Antiinflammatory 5H-tetrazolo (5,1-c)(1,4)benzodiazepine derivatives Chemistry; Metallurgy 30 Expired
US4959094A 1-chloropyrimidinyl-1H-1,2,4-triazole-3-sulphonamides as herbicides Chemistry; Metallurgy 23 Expired
US6013605A Synergistic herbicidal mixtures Human Necessities 23 Expired
US4826899A Low smoke generating, high char forming, flame resistant thermoplastic multi-block copolyesters Chemistry; Metallurgy 21 Expired
US4892576A 6,7-dihydro-pyrazolo (1,5-A)(1,3,5)triazine-2-sulphonamides, processes for their preparation and their use as herbicides and plant growth regulators Human Necessities 16 Expired
US5270289A Herbicidal dimethoxy pyrimidinyloxy-fluorinated acids and salts Chemistry; Metallurgy 15 Expired
US3997487A Thermoplastic elastomer Emerging Cross-Sectional Technologies 14 Expired
US3940393A Synthesis of 2,6-diaminopyrimidines Emerging Cross-Sectional Technologies 14 Expired
US5580986A Substituted pyrazole derivatives Chemistry; Metallurgy 14 Expired
US4483938A Polymerization of ethylene or ethylene/.alpha. olefin mixtures in the presence of improved titanium/vanadium catalyst Chemistry; Metallurgy 14 Expired
US4222922A Warp size for filament yarn consisting essentially of polyvinyl alcohol having a degree of hydrolysis of 88-100%, quaternary ammonium surfactant and plasticizer Textiles; Paper 14 Expired
US5756424A Substituted pyrazole derivatives and their use as herbicides Chemistry; Metallurgy 13 Expired
US5869686A Substituted pyrazole derivatives, processes for their preparation and their use as herbicides Chemistry; Metallurgy 12 Expired
US5405829A Substituted pyrazolypyrazoles and their use as herbicides Chemistry; Metallurgy 8 Expired
US4383063A Polyvinyl alcohol based size composition Textiles; Paper 6 Expired
US4251403A Process for sizing filament yarn utilizing an improved warp size composition of PVal, urea and saccharide Emerging Cross-Sectional Technologies 6 Expired
US3992530A [D-2-(1,4-Cyclohexadienyl)gly].sup.6 -des-gly.sup.10 -lrh nonapeptide amides Emerging Cross-Sectional Technologies 6 Expired
US4925481A Substituted bicyclic triazole herbicides Human Necessities 5 Expired
US5131946A Anilino iminoazoles and iminoazines, process for their preparation and their uses Human Necessities 5 Expired
US4859231A (6,7-)dihydro-(1,2,4) triazolo (1,5-A) (1,3,5) Triazine-2-sulphonamides, and their use as herbicides and plant growth regulators Human Necessities 4 Expired
US4089946A Claudogenic-interceptive nonapeptides Emerging Cross-Sectional Technologies 4 Expired
US5098465A 2-triazinylacetics acid derivatives, and their use as herbicides, fungicides and plant growth regulators Chemistry; Metallurgy 4 Expired
US4143133A Claudogenic-interceptive nonapeptides Emerging Cross-Sectional Technologies 3 Expired

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