Inventor
DEEN HAROLD E
US12 patents
⚠️ This page may combine multiple inventors who share the name “DEEN HAROLD E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EXXON RESEARCH ENGINEERING CO
10 patentsUS4702850AOct 27, 1987
Power transmitting fluids containing esters of hydrocarbyl succinic acid or anhydride with thio-bis-alkanols
EXXON RESEARCH ENGINEERING CO117 citations96
US4344853AAug 17, 1982
Functional fluid containing metal salts of esters of hydrocarbyl succinic acid or anhydride with thio-bis-alkanols as antioxidants
EXXON RESEARCH ENGINEERING CO60 citations96
US4277353AJul 7, 1981
Oil-soluble substituted mono and bicyclic oxazolidines, their preparation and use as additives for functional fluids
EXXON RESEARCH ENGINEERING CO30 citations92
US4664826AMay 12, 1987
Metal salt esters of hydrocarbyl substituted succinic acid or anhydride and thio alkanols
EXXON RESEARCH ENGINEERING CO21 citations82
US4411808AOct 25, 1983
Multifunctional additive for power transmission shift fluids
EXXON RESEARCH ENGINEERING CO24 citations82
US4474674AOct 2, 1984
Multifunctional additives for functional fluids and lubricants
EXXON RESEARCH ENGINEERING CO10 citations74
US4589993AMay 20, 1986
Power transmission shift fluids containing two-component friction modifier additive
EXXON RESEARCH ENGINEERING CO9 citations73
US4532062AJul 30, 1985
Additive for power transmission shift fluids
EXXON RESEARCH ENGINEERING CO9 citations73
US4396518AAug 2, 1983
Demulsifier composition for automatic transmission fluids
EXXON RESEARCH ENGINEERING CO9 citations73
US4282108AAug 4, 1981
Oil-soluble spiro-[cycloalkane-oxazolidines], their preparation and use as additives and chelating agents for functional fluids
EXXON RESEARCH ENGINEERING CO3 citations62