Inventor
SAKAKIBARA MITSUHIKO
JP28 patents
⚠️ This page may combine multiple inventors who share the name “SAKAKIBARA MITSUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JAPAN SYNTHETIC RUBBER CO LTD
17 patentsUS5064910ANov 12, 1991
Preparation of conjugated diene polymers modified with an organo-tin or germanium halide
JAPAN SYNTHETIC RUBBER CO LTD211 citations99
US4906706AMar 6, 1990
Modified conjugated diene polymer and process for production thereof
JAPAN SYNTHETIC RUBBER CO LTD201 citations99
US4461883AJul 24, 1984
Process for producing conjugated diene polymer using a solubilized lanthanum carboxylate catalyst
JAPAN SYNTHETIC RUBBER CO LTD152 citations98
US4397994AAug 9, 1983
High vinyl polybutadiene or styrene-butadiene copolymer
JAPAN SYNTHETIC RUBBER CO LTD335 citations98
US5017636AMay 21, 1991
Rubber compositions from modified trans-polybutadiene and rubber for tires
JAPAN SYNTHETIC RUBBER CO LTD94 citations96
US4894409AJan 16, 1990
Rubber composition
JAPAN SYNTHETIC RUBBER CO LTD103 citations96
US4742124AMay 3, 1988
Rubber composition for use in tire
JAPAN SYNTHETIC RUBBER CO LTD64 citations95
US4367325AJan 4, 1983
Styrene-butadiene random copolymer and process for the production thereof
JAPAN SYNTHETIC RUBBER CO LTD58 citations93
US5232987AAug 3, 1993
Rubber compositions
JAPAN SYNTHETIC RUBBER CO LTD26 citations91
US4933401AJun 12, 1990
Catalyst composition for polymerization of conjugated diene and process for producing conjugated diene polymer
JAPAN SYNTHETIC RUBBER CO LTD22 citations82
US4433109AFeb 21, 1984
Styrene-butadiene block copolymer
JAPAN SYNTHETIC RUBBER CO LTD23 citations82
US4824908AApr 25, 1989
Butadiene-based rubber composition
JAPAN SYNTHETIC RUBBER CO LTD19 citations81
US4742117AMay 3, 1988
Conjugated diene based rubber composition
JAPAN SYNTHETIC RUBBER CO LTD21 citations81
US5011888AApr 30, 1991
Vulcanized rubber composition
JAPAN SYNTHETIC RUBBER CO LTD15 citations74
US5164450ANov 17, 1992
Butadiene copolymer rubber composition
JAPAN SYNTHETIC RUBBER CO LTD10 citations73
US4588782AMay 13, 1986
Diene polymers and process for producing the same
JAPAN SYNTHETIC RUBBER CO LTD11 citations73
US4782119ANov 1, 1988
Rubber composition comprising a styrene-butadiene block copolymer having two kinds of blocks
JAPAN SYNTHETIC RUBBER CO LTD13 citations71
BRIDGESTONE TIRE CO LTD
6 patentsUS4515922AMay 7, 1985
Rubber compositions
BRIDGESTONE TIRE CO LTD54 citations95
US4533711AAug 6, 1985
Polybutadiene rubber compositions having improved green strength
BRIDGESTONE TIRE CO LTD48 citations91
US4468496AAug 28, 1984
Polybutadiene rubber compositions
BRIDGESTONE TIRE CO LTD43 citations91
US4463133AJul 31, 1984
Rubber compositions suitable for use in tire tread
BRIDGESTONE TIRE CO LTD9 citations73
US4433107AFeb 21, 1984
Polyisoprene rubber compositions
BRIDGESTONE TIRE CO LTD8 citations72
US4810746AMar 7, 1989
Rubber composition for use in vibration insulating material
BRIDGESTONE TIRE CO LTD5 citations62
JSR CORP
3 patentsUS6007928ADec 28, 1999
Electroluminescence light-emitting cell
JSR CORP24 citations91
US6872474B2Mar 29, 2005
Light emitting polymer composition, and organic electroluminescence device and production process thereof
JSR CORP16 citations82
US6451458B1Sep 17, 2002
Electroluminescent material and electroluminescent cell
JSR CORP8 citations72