Inventor
HASHIMOTO TAKATSUGU
US25 patents
⚠️ This page may combine multiple inventors who share the name “HASHIMOTO TAKATSUGU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BRIDGESTONE CORP
17 patentsUS6103808AAug 15, 2000
High aromatic oil and rubber composition and oil extended synthetic rubber using the same
BRIDGESTONE CORP127 citations98
US4714734ADec 22, 1987
Rubber compounds
BRIDGESTONE CORP54 citations95
US5093402AMar 3, 1992
Solid golf balls reinforced with metal salts of α,β-ethylenically unsaturated carboxylic acids via solution masterbatch
BRIDGESTONE CORP28 citations92
US5340867AAug 23, 1994
Flame-retardant rubber compositions
BRIDGESTONE CORP24 citations91
US5331036AJul 19, 1994
Oil extended ultra high molecular weight elastomers
BRIDGESTONE CORP29 citations91
US4889677ADec 26, 1989
Process for curing tire employing a bladder lubricant
BRIDGESTONE CORP32 citations86
US5998513ADec 7, 1999
Rubber composition containing an asphaltene-containing softening agent
BRIDGESTONE CORP17 citations84
US4710541ADec 1, 1987
Process for molding and vulcanizing rubber products
BRIDGESTONE CORP21 citations82
US5231152AJul 27, 1993
Continuous process for preparing copolymers of conjugated dienes and aromatic vinyl compounds
BRIDGESTONE CORP14 citations74
US5143957ASep 1, 1992
Solid golf balls reinforced with anhydrous metal salts of α,β-ethylenically unsaturated carboxylic acids
BRIDGESTONE CORP12 citations74
US4814214AMar 21, 1989
Process for molding and vulcanizing rubber products
BRIDGESTONE CORP9 citations74
US5531256AJul 2, 1996
Flame-retardant rubber tires
BRIDGESTONE CORP18 citations72
US5341862AAug 30, 1994
Flame-retardant rubber tires
BRIDGESTONE CORP8 citations72
US5260370ANov 9, 1993
Oil extended ultra high molecular weight elastomers
BRIDGESTONE CORP11 citations72
US5587417ADec 24, 1996
Rubber composition for tire tread
BRIDGESTONE CORP12 citations71
US5489660AFeb 6, 1996
Copolymers of conjugated dienes and aromatic vinyl compounds prepared by continuous process
BRIDGESTONE CORP3 citations63
US6531527B2Mar 11, 2003
Viscosity-stabilizer-containing natural rubber latex and natural rubber and a production process thereof
BRIDGESTONE CORP2 citations58
BRIDGESTONE FIRESTONE INC
6 patentsUS5272203ADec 21, 1993
High performance tire treads and tires
BRIDGESTONE FIRESTONE INC32 citations88
US5202363AApr 13, 1993
Anhydrous metal salts of α,β-ethylenically unsaturated carboxylic acids and related methods
BRIDGESTONE FIRESTONE INC13 citations73
US5096943AMar 17, 1992
Method for incorporating metal salts of α,β-ethylenically unsaturated carboxylic acids in polymers
BRIDGESTONE FIRESTONE INC12 citations73
US5137976AAug 11, 1992
Anhydrous metal salts of α,β-ethylenically unsaturated carboxylic acids and related methods
BRIDGESTONE FIRESTONE INC4 citations62
US5120794AJun 9, 1992
Anhydrous metal salts of α-β-ethylenically unsaturated carboxylic acids and related methods
BRIDGESTONE FIRESTONE INC5 citations62
US5147951ASep 15, 1992
Method for preparing ultra high molecular weight copolymers of conjugated dienes and aromatic vinyl compounds
BRIDGESTONE FIRESTONE INC4 citations61