Inventor · disambiguated record
Dennis G. Petrille
Also filed as: PETRILLE DENNIS G
8 granted patents·81 citations·filing 1974–1991
86Inventor score
Top patents by PatentIndex Score
8 records- 0175US3950401AOlefin sulfonatesSTANDARD OIL CO·Filed 1974·Granted Apr 13, 1976·11 cites·5 claims
- 0268US4519926APolyborate esters and their use in lubricantsSTANDARD OIL CO INDIANA·Filed 1983·Granted May 28, 1985·19 cites·20 claims
- 0366US5114602ALube oil dispersant borating agentAMOCO CORP·Filed 1991·Granted May 19, 1992·22 cites·4 claims
- 0457US3954849APreparation of alkenyl sulfonatesSTANDARD OIL CO·Filed 1974·Granted May 4, 1976·9 cites·4 claims
- 0541US4017548ABorontrifluoride recovery from alkyl phenol mixtureSTANDARD OIL CO INDIANA·Filed 1975·Granted Apr 12, 1977·5 cites·7 claims
- 0640US4385191ARecovery of BF3 -free alkylphenol productSTANDARD OIL CO INDIANA·Filed 1979·Granted May 24, 1983·3 cites·3 claims
- 0739US4201682AMethod of preparing overbased magnesium sulfonatesSTANDARD OIL CO INDIANA·Filed 1975·Granted May 6, 1980·5 cites·8 claims
- 0838US4145493AOxidation of rubbery polymeric hydrocarbonsSTANDARD OIL CO INDIANA·Filed 1977·Granted Mar 20, 1979·7 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →