Inventor · disambiguated record
Curtis B. Campbell
Also filed as: CAMPBELL CURTIS · CAMPBELL CURTIS B · CAMPBELL CURTIS BAY
54 granted patents·6 pending applications·1,229 citations·filing 1979–2020
99Inventor score
Top patents by PatentIndex Score
60 records- 0199US4877416ASynergistic fuel compositionsCHEVRON RES·Filed 1987·Granted Oct 31, 1989·264 cites·12 claims
- 0295US8993798B2Isomerized alpha olefin sulfonate and method of making the sameCAMPBELL CURTIS BAY·Filed 2010·Granted Mar 31, 2015·12 cites·5 claims
- 0395US7770641B2Method for enhancing oil recovery with an improved oil recovery surfactantCHEVRON USA INC·Filed 2007·Granted Aug 10, 2010·78 cites·27 claims
- 0494US6269881B1Oil recovery method for waxy crude oil using alkylaryl sulfonate surfactants derived from alpha-olefins and the alpha-olefin compositionsCHEVRON USA INC·Filed 1999·Granted Aug 7, 2001·179 cites·13 claims
- 0592US8399388B2Low temperature performance lubricating oil detergents and method of making the sameCAMPBELL CURTIS BAY·Filed 2009·Granted Mar 19, 2013·21 cites·17 claims
- 0692US6337310B1Alkylbenzene from preisomerized NAO usable in LOB and HOB sulfonateCHEVRON ORONITE CO·Filed 2000·Granted Jan 8, 2002·37 cites·35 claims
- 0792US4270930AClean combustion chamber fuel compositionCHEVRON RES·Filed 1979·Granted Jun 2, 1981·73 cites·10 claims
- 0891US8772209B2Process for preparing a salt of a sulfurized alkyl-substituted hydroxyaromatic compositionCHEVRON ORONITE CO·Filed 2012·Granted Jul 8, 2014·16 cites·20 claims
- 0991US6410491B1Polyalkenyl sulfonatesCHEVRON CHEM CO·Filed 2000·Granted Jun 25, 2002·36 cites·86 claims
- 1090US12012547B2Olefin sulfonate compositionsCHEVRON USA INC·Filed 2020·Granted Jun 18, 2024·2 cites·20 claims
- 1190US5415792AOverbased alkylated alkyl salicylatesCHEVRON CHEM CO·Filed 1993·Granted May 16, 1995·43 cites·30 claims
- 1289US9938473B2Ethylene oligomerization process for making hydrocarbon liquidsTIMKEN HYE KYUNG CHO·Filed 2015·Granted Apr 10, 2018·7 cites·21 claims
- 1389US7435709B2Linear alkylphenol derived detergent substantially free of endocrine disruptive chemicalsCHEVRON ORONITE CO·Filed 2005·Granted Oct 14, 2008·29 cites·15 claims
- 1487US4600409AQuaternary deposit control additivesCHEVRON RES·Filed 1985·Granted Jul 15, 1986·46 cites·15 claims
- 1587US4564372AQuaternary deposit control additivesCHEVRON RES·Filed 1984·Granted Jan 14, 1986·31 cites·14 claims
- 1686US4604103ADeposit control additives--polyether polyamine ethanesCHEVRON RES·Filed 1985·Granted Aug 5, 1986·41 cites·5 claims
- 1785US8293688B2Enhanced oil recovery surfactant composition and method of making the sameCAMPBELL CURTIS BAY·Filed 2010·Granted Oct 23, 2012·6 cites·18 claims
- 1885US5318710ALow viscosity Group II metal overbased sulfurized C16 to C22 alkylphenate compositionsCHEVRON RES & TECH·Filed 1993·Granted Jun 7, 1994·34 cites·20 claims
- 1984US6551967B2Low overbased alkylaryl sulfonatesCHEVRON CHEM SA·Filed 1998·Granted Apr 22, 2003·43 cites·2 claims
- 2084US5320762ALow viscosity Group II metal overbased sulfurized C12 to C22 alkylphenate compositionsCHEVRON RES & TECH·Filed 1993·Granted Jun 14, 1994·33 cites·20 claims
- 2182US8283491B2Isomerized alpha olefin sulfonate and method of making the sameCAMPBELL CURTIS BAY·Filed 2008·Granted Oct 9, 2012·6 cites·5 claims
- 2282US5320763ALow viscosity group II metal overbased sulfurized C10 to C16 alkylphenate compositionsCHEVRON RES & TECH·Filed 1993·Granted Jun 14, 1994·30 cites·20 claims
- 2381US8163678B2Enhanced oil recovery surfactant formulation and method of making the sameCAMPBELL CURTIS B·Filed 2008·Granted Apr 24, 2012·14 cites·22 claims
- 2480US5434293AAlkylation of alkyl salicylate using a long chain carbon feedCHEVRON CHEM CO·Filed 1993·Granted Jul 18, 1995·16 cites·16 claims
- 2579US9745259B2Process for preparing alcohol ether sulfatesCHEVRON ORONITE CO·Filed 2015·Granted Aug 29, 2017·1 cites·13 claims
- 2676US9328309B2Solvent extraction for preparing a salt of a sulfurized alkyl-substituted hydroxyaromatic compositionMAHIEUX CEDRICK·Filed 2013·Granted May 3, 2016·3 cites·20 claims
- 2776US7943796B2Lubricating oil additive and lubricating oil composition containing sameChevron Oronise Company LLC·Filed 2008·Granted May 17, 2011·5 cites·45 claims
- 2873US9249091B2Post-treated sulfurized salt of an alkyl-substituted hydroxyaromatic compositionGIBBS ANDREW R·Filed 2012·Granted Feb 2, 2016·2 cites·25 claims
- 2973US8778856B2Low temperature performance lubricating oil detergents and method of making the sameCAMPBELL CURTIS BAY·Filed 2009·Granted Jul 15, 2014·2 cites·11 claims
- 3072US9376359B2Process for preparing a para-linear alkyl-substituted hydroxyaromatic compoundMAHIEUX CEDRICK·Filed 2013·Granted Jun 28, 2016·1 cites·21 claims
- 3172US8704006B2Skewed and middle attached linear chain alkylphenol and method of making the sameCAMPBELL CURTIS BAY·Filed 2010·Granted Apr 22, 2014·1 cites·8 claims
- 3272US6670513B1Process for producing alkylated hydroxyl-containing aromatic compoundsCHEVRON ORONITE CO·Filed 1999·Granted Dec 30, 2003·12 cites·27 claims
- 3371US4526587ADeposit control additives-methylol polyether amino ethanesCHEVRON RES·Filed 1983·Granted Jul 2, 1985·15 cites·10 claims
- 3470US8486877B2Alkylated hydroxyaromatic compound substantially free of endocrine disruptive chemicalsCAMPBELL CURTIS BAY·Filed 2009·Granted Jul 16, 2013·1 cites·21 claims
- 3567US9249092B2Isomerized alpha olefin sulfonate and method of making the sameCHEVRON ORONITE CO·Filed 2014·Granted Feb 2, 2016·0 cites·7 claims
- 3664US12391867B2Olefin sulfonatesCHEVRON ORONITE CO·Filed 2020·Granted Aug 19, 2025·0 cites·11 claims
- 3764US10683460B2Ethylene oligomerization process for making hydrocarbon liquidsTIMKEN HYE KYUNG CHO·Filed 2018·Granted Jun 16, 2020·0 cites·6 claims
- 3864US8664170B2Low temperature performance lubricating oil detergents and method of making the sameCHEVRON ORONITE CO·Filed 2013·Granted Mar 4, 2014·0 cites·16 claims
- 3964US4527996ADeposit control additives - hydroxy polyether polyaminesCHEVRON RES·Filed 1984·Granted Jul 9, 1985·14 cites·6 claims
- 4063US7956022B2Low sulfur metal detergent-dispersantsCHEVRON ORONITE CO·Filed 2005·Granted Jun 7, 2011·1 cites·67 claims
- 4161US8076272B2Method of making a synthetic alkylaryl sulfonateHOWES ANDREW J·Filed 2009·Granted Dec 13, 2011·2 cites·20 claims
- 4260US12012549B2Methods of using olefin sulfonatesCHEVRON ORONITE CO·Filed 2020·Granted Jun 18, 2024·0 cites·20 claims
- 4359US4438022ALubricating oil compositions containing polyether polyamine ethanesCHEVRON RES·Filed 1982·Granted Mar 20, 1984·12 cites·9 claims
- 4458US4581151AQuaternary deposit control additivesCHEVRON RES·Filed 1985·Granted Apr 8, 1986·11 cites·17 claims
- 4556US8299289B2Isomerized alpha olefin sulfonate and method of making the sameCAMPBELL CURTIS BAY·Filed 2011·Granted Oct 30, 2012·0 cites·5 claims
- 4656US4696755ALubricating oil compositions containing hydroxy polyether polyaminesCHEVRON RES·Filed 1984·Granted Sep 29, 1987·10 cites·6 claims
- 4752US9803154B2Process for preparing a para-branched alkyl-substituted hydroxyaromatic compoundCHEVRON ORONITE CO·Filed 2014·Granted Oct 31, 2017·0 cites·18 claims
- 4852US2019002786A1Lubricating oil magnesium detergents and method of making and using sameCHEVRON ORONITE CO·Filed 2018·Application pending·0 cites
- 4952US2019002784A1Low viscosity engine oils containing isomerized phenolic-based detergentsCHEVRON ORONITE CO·Filed 2018·Application pending·0 cites
- 5050US2022380658A1Functionalized olefin oligomersCHEVRON ORONITE CO·Filed 2020·Application pending·0 cites
Showing the top 50 of 60 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →