Inventor · disambiguated record

Stephen M. O'Brien

Also filed as: O'BRIEN STEPHEN M · O'BRIEN STEPHEN MICHAEL

2 granted patents·98 citations·filing 1974–1984

68Inventor score

Technology areasE21B

Files withSHELL OIL CO2

Top patents by PatentIndex Score

2 records

0181US4601337AFoam drive oil displacement with outflow pressure cyclingSHELL OIL CO·Filed 1984·Granted Jul 22, 1986·64 cites·9 claims
0273US4032193ACoal disaggregation by basic aqueous solution for slurry recoverySHELL OIL CO·Filed 1974·Granted Jun 28, 1977·34 cites·11 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →