Inventor
HOWLETT RICHARD MARTIN
5 patents
Patents
5 patentsUS3954808AMay 4, 1976
Methylene bis-phenol alkanoic acid compounds
COOPER & CO LTD EDWIN93 citations94
US4083791AApr 11, 1978
Lubricating oil containing reaction products of polyisobutylphenol, esters of chloroacetic acid, and ethylene polyamine
COOPER & CO LTD EDWIN47 citations90
US4051049ASep 27, 1977
Lubricating oil containing alkanoic amide or ester-bridged hydrocarbyl substituted phenols
COOPER & CO LTD EDWIN21 citations80
US3966807AJun 29, 1976
Lubricant additives, their preparation and compositions containing them
COOPER & CO LTD EDWIN20 citations80
US4046802ASep 6, 1977
Process for making a high molecular weight alkylphenoxy substituted aliphatic carboxylic ester
COOPER & CO LTD EDWIN17 citations71