Inventor
BLOCH RICARDO
US17 patents
⚠️ This page may combine multiple inventors who share the name “BLOCH RICARDO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EXXON CHEMICAL PATENTS INC
8 patentsUS4804794AFeb 14, 1989
Viscosity modifier polymers
EXXON CHEMICAL PATENTS INC103 citations95
US5219480AJun 15, 1993
Ethylene alpha-olefin mannich base viscosity index improver/dispersant additives derived from amino phenols and monosecondary amines
EXXON CHEMICAL PATENTS INC38 citations92
US4906252AMar 6, 1990
Polyolefinic succinimide polyamine alkyl acetoacetate adducts as dispersants in fuel oil compositions
EXXON CHEMICAL PATENTS INC26 citations92
US4900461AFeb 13, 1990
Viscosity modifier polymers (E-98)
EXXON CHEMICAL PATENTS INC41 citations92
US4839071AJun 13, 1989
Polyolefinic succinimide polyamine alkyl acetoacetate adducts as dispersants in lubricating oil compositions
EXXON CHEMICAL PATENTS INC42 citations92
US5282990AFeb 1, 1994
Synergistic blend of amine/amide and ester/alcohol friction modifying agents for improved fuel economy of an internal combustion engine
EXXON CHEMICAL PATENTS INC32 citations91
US4737301AApr 12, 1988
Polycyclic thiophene lubricating oil additive and method of reducing coking tendencies of lubricating oils
EXXON CHEMICAL PATENTS INC10 citations73
US5006608AApr 9, 1991
Catalytic process for oxidative, shear accelerated polymer degradation
EXXON CHEMICAL PATENTS INC8 citations68
EXXON RESEARCH ENGINEERING CO
7 patentsUS4686054AAug 11, 1987
Succinimide lubricating oil dispersant
EXXON RESEARCH ENGINEERING CO63 citations96
US4517104AMay 14, 1985
Ethylene copolymer viscosity index improver-dispersant additive useful in oil compositions
EXXON RESEARCH ENGINEERING CO166 citations95
US4632769ADec 30, 1986
Ethylene copolymer viscosity index improver-dispersant additive useful in oil compositions
EXXON RESEARCH ENGINEERING CO104 citations94
US4507515AMar 26, 1985
Lubricating oil compositions containing ethylene-alpha-olefin polymers of controlled sequence distribution and molecular heterogeneity
EXXON RESEARCH ENGINEERING CO67 citations93
US4557847ADec 10, 1985
Ethylene copolymer viscosity index improver-dispersant additive useful in oil compositions
EXXON RESEARCH ENGINEERING CO41 citations92
US4532062AJul 30, 1985
Additive for power transmission shift fluids
EXXON RESEARCH ENGINEERING CO9 citations73
US4369118AJan 18, 1983
Process of inhibiting haze in lubricating oil compositions
EXXON RESEARCH ENGINEERING CO3 citations63