Inventor
DRAKE EVELYN N
US31 patents
⚠️ This page may combine multiple inventors who share the name “DRAKE EVELYN N”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EXXON RESEARCH ENGINEERING CO
29 patentsUS5435821AJul 25, 1995
Controlled release vegetation enhancement agents coated with sulfonated polymers, method of production and prcesses of use
EXXON RESEARCH ENGINEERING CO149 citations98
US5110486AMay 5, 1992
Breaker chemical encapsulated with a crosslinked elastomer coating
EXXON RESEARCH ENGINEERING CO215 citations98
US5204183AApr 20, 1993
Composition comprising polymer encapsulant for sealing layer encapsulated substrate
EXXON RESEARCH ENGINEERING CO57 citations96
US5188654AFeb 23, 1993
Coatings with ionically and covalently crosslinked neutralized carboxylated polymers
EXXON RESEARCH ENGINEERING CO60 citations96
US5187011AFeb 16, 1993
Composition comprising encapsulated substrate with thermoplastic polymer overcoating
EXXON RESEARCH ENGINEERING CO59 citations96
US5102558AApr 7, 1992
Encapsulated breaker chemical
EXXON RESEARCH ENGINEERING CO102 citations96
US5256181AOct 26, 1993
Coatings with ionically and covalently crosslinked sulfonated polymers
EXXON RESEARCH ENGINEERING CO47 citations92
US5192615AMar 9, 1993
Composition comprising encapsulated substrate and thermoplastic polymer overcoating
EXXON RESEARCH ENGINEERING CO36 citations92
US5102559AApr 7, 1992
Encapsulated breaker chemical with a multi-coat layer urea
EXXON RESEARCH ENGINEERING CO32 citations92
US4701204AOct 20, 1987
Composite comprising a substrate coated with polymeric complexes
EXXON RESEARCH ENGINEERING CO37 citations92
US4542791ASep 24, 1985
Method for plugging wellbores with polycarboxylic acid shear thickening composition
EXXON RESEARCH ENGINEERING CO33 citations92
US4475594AOct 9, 1984
Plugging wellbores
EXXON RESEARCH ENGINEERING CO42 citations92
US4445576AMay 1, 1984
Method of using a spacer for well control fluid
EXXON RESEARCH ENGINEERING CO36 citations92
US4442241AApr 10, 1984
Shear thickening composition
EXXON RESEARCH ENGINEERING CO50 citations92
US4988377AJan 29, 1991
Coatings with sulfonated polymers
EXXON RESEARCH ENGINEERING CO34 citations91
US4935301AJun 19, 1990
Coated glass fiber composites
EXXON RESEARCH ENGINEERING CO32 citations91
US4741956AMay 3, 1988
Biodegradable coatings of ionomer polymer
EXXON RESEARCH ENGINEERING CO24 citations82
US4663366AMay 5, 1987
Shear thickening composition with polycarboxylic acid
EXXON RESEARCH ENGINEERING CO24 citations81
US5006147AApr 9, 1991
Biodegradable barrier films of ionomer polymer
EXXON RESEARCH ENGINEERING CO9 citations74
US4979980ADec 25, 1990
Biodegradable barrier films of ionomer polymer
EXXON RESEARCH ENGINEERING CO14 citations74
US4801498AJan 31, 1989
Substrates coated with neutralized carboxylated polymers
EXXON RESEARCH ENGINEERING CO16 citations74
US4788081ANov 29, 1988
Biodegradable coatings of ionomer polymer
EXXON RESEARCH ENGINEERING CO8 citations74
US5413856AMay 9, 1995
Sustained release agricultural substrate coated with a blend of EPDM and asphalt
EXXON RESEARCH ENGINEERING CO11 citations73
US4923517AMay 8, 1990
Glass fiber reinforced cement compositions
EXXON RESEARCH ENGINEERING CO18 citations72
US4683953AAug 4, 1987
Shear thickening compositions containing polyacrylic acid and polyacrylamide, their preparation and use
EXXON RESEARCH ENGINEERING CO14 citations72
US5618329AApr 8, 1997
Bioremediation of hydrocarbon contaminated soils and water
EXXON RESEARCH ENGINEERING CO2 citations63
US5190797AMar 2, 1993
Coating a substrate with an ionomer
EXXON RESEARCH ENGINEERING CO3 citations63
US4997470AMar 5, 1991
Biodegradable barrier films of ionomer polymer
EXXON RESEARCH ENGINEERING CO6 citations63
US4970117ANov 13, 1990
Coatings with neutralized carboxylated polymers
EXXON RESEARCH ENGINEERING CO6 citations63