Patent assignee · JP · COMPANY

Japan Synthetic Rubber Corporation

380Patents
0Active
380Granted
43Portfolio score

Filing activity: May 21, 1970 → Dec 20, 2000

Most-cited patents

PatentTitleAreaCited byStatus
US4632844A Optical product having a thin film on the surface Physics 180 Expired
US4985317A Lithium ion-conductive solid electrolyte containing lithium titanium phosphate Chemistry; Metallurgy 162 Expired
US5064910A Preparation of conjugated diene polymers modified with an organo-tin or germanium halide Chemistry; Metallurgy 124 Expired
US4313865A Instant-setting adhesive composition Chemistry; Metallurgy 110 Expired
US4906706A Modified conjugated diene polymer and process for production thereof Chemistry; Metallurgy 106 Expired
US5191024A Hydrogenated diene block copolymer and composition comprising the same Emerging Cross-Sectional Technologies 99 Expired
US4461883A Process for producing conjugated diene polymer using a solubilized lanthanum carboxylate catalyst Chemistry; Metallurgy 91 Expired
US4397994A High vinyl polybutadiene or styrene-butadiene copolymer Textiles; Paper 88 Expired
US5216096A Process for the preparation of cross-linked polymer particles Chemistry; Metallurgy 88 Expired
US5110706A I-line radiation-sensitive alkali-soluble resin composition utilizing 1,2-quinone diazide compound and hydroxy-chalcone additive Physics 82 Expired
US5266497A Immunochromatographic assay with improved colored latex Emerging Cross-Sectional Technologies 69 Expired
US4399266A Laddery lower alkylpolysilsesquioxane having heat-resistant thin film-formability and process for preparing same Chemistry; Metallurgy 68 Expired
US4659790A Heat-resistant copolymer of alpha-methylstyrene and acrylonitrile, process for preparing the same, and thermoplastic resin composition containing the same Chemistry; Metallurgy 66 Expired
US4894409A Rubber composition Chemistry; Metallurgy 66 Expired
US5679495A Radiation sensitive resin composition Emerging Cross-Sectional Technologies 66 Expired
US4626556A Solvent-soluble organopolysilsesquioxane, process for producing the same, and semi-conductor using the same Electricity 62 Expired
US5318797A Coated particles, hollow particles, and process for manufacturing the same Performing Operations; Transporting 61 Expired
US4798691A Capsule-shaped polymer particles and process for the production thereof Emerging Cross-Sectional Technologies 60 Expired
US4914147A Pneumatic tires Chemistry; Metallurgy 59 Expired
US5017636A Rubber compositions from modified trans-polybutadiene and rubber for tires Chemistry; Metallurgy 57 Expired
US4972000A Hollow polymer particles, process for production thereof, and use thereof as pigment Emerging Cross-Sectional Technologies 54 Expired
US5231533A Nonlinear optical element and uses thereof Electricity 53 Expired
US5614568A Antibacterial resin composition Chemistry; Metallurgy 51 Expired
US5556734A Radiation sensitive resin composition comprising copolymer of isopropenylphenol and T-butyl(meth)acrylate Emerging Cross-Sectional Technologies 49 Expired
US4292261A Pressure sensitive conductor and method of manufacturing the same Emerging Cross-Sectional Technologies 47 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.