Inventor · disambiguated record
Dennis J. O'Rear
Also filed as: MAYER JEROME F · O'REAR DENNIS · O'REAR DENNIS J · O'REAR DENNIS JOHN
133 granted patents·37 pending applications·2,804 citations·filing 1978–2024
99Inventor score
Top patents by PatentIndex Score
170 records- 0199US4347121AProduction of lubricating oilsCHEVRON RES·Filed 1980·Granted Aug 31, 1982·148 cites·12 claims
- 0298US6627779B2Lube base oils with improved yieldCHEVRON USA INC·Filed 2001·Granted Sep 30, 2003·80 cites·21 claims
- 0398US6392109B1Synthesis of alkybenzenes and synlubes from Fischer-Tropsch productsCHEVRON USA INC·Filed 2000·Granted May 21, 2002·99 cites·28 claims
- 0497US6833065B2Lube base oils with improved yieldCHEVRON USA INC·Filed 2003·Granted Dec 21, 2004·62 cites·21 claims
- 0596US6713657B2Condensation of olefins in fischer tropsch tail gasCHEVRON USA INC·Filed 2002·Granted Mar 30, 2004·48 cites·25 claims
- 0695US6846402B2Thermally stable jet prepared from highly paraffinic distillate fuel component and conventional distillate fuel componentCHEVRON USA INC·Filed 2001·Granted Jan 25, 2005·58 cites·23 claims
- 0795US6686511B2Process for making a lube base stock from a lower molecular weight feedstock using at least two oligomerization zonesCHEVRON USA INC·Filed 2001·Granted Feb 3, 2004·44 cites·20 claims
- 0894US8324413B2Low melting point triglycerides for use in fuelsO'REAR DENNIS J·Filed 2009·Granted Dec 4, 2012·19 cites·2 claims
- 0994US7018525B2Processes for producing lubricant base oils with optimized branchingCHEVRON USA INC·Filed 2003·Granted Mar 28, 2006·53 cites·32 claims
- 1094US6890423B2Distillate fuel blends from Fischer Tropsch products with improved seal swell propertiesCHEVRON USA INC·Filed 2001·Granted May 10, 2005·58 cites·25 claims
- 1193US7354462B2Systems and methods of improving diesel fuel performance in cold climatesCHEVRON USA INC·Filed 2002·Granted Apr 8, 2008·34 cites·11 claims
- 1293US7320748B2Thermally stable jet prepared from highly paraffinic distillate fuel component and conventional distillate fuel componentCHEVRON USA INC·Filed 2004·Granted Jan 22, 2008·38 cites·27 claims
- 1393US6841711B2Process for making a lube base stock from a lower molecular weight feedstock in a catalytic distillation unitCHEVRON USA INC·Filed 2001·Granted Jan 11, 2005·34 cites·15 claims
- 1493US6806087B2Use of microchannel reactors in combinatorial chemistryCHEVRON USA INC·Filed 2002·Granted Oct 19, 2004·59 cites·11 claims
- 1593US6806237B2Lube base oils with improved stabilityCHEVRON USA INC·Filed 2001·Granted Oct 19, 2004·42 cites·14 claims
- 1693US6773578B1Process for preparing lubes with high viscosity index valuesCHEVRON USA INC·Filed 2000·Granted Aug 10, 2004·73 cites·20 claims
- 1793US6703429B2Process for converting synthesis gas into hydrocarbonaceous productsCHEVRON USA INC·Filed 2001·Granted Mar 9, 2004·65 cites·38 claims
- 1892US10179879B2Method for removing mercury from crude oilCHEVRON USA INC·Filed 2016·Granted Jan 15, 2019·6 cites·26 claims
- 1992US7838696B2Hydroconversion process employing multi-metallic catalysts and method for making thereofCHEVRON USA INC·Filed 2008·Granted Nov 23, 2010·13 cites·31 claims
- 2092US7608181B2Distillate fuel blends from Fischer Tropsch products with improved seal swell propertiesCHEVRON USA INC·Filed 2005·Granted Oct 27, 2009·22 cites·15 claims
- 2192US6833484B2Inhibiting oxidation of a Fischer-Tropsch product using petroleum-derived productsCHEVRON USA INC·Filed 2001·Granted Dec 21, 2004·34 cites·16 claims
- 2292US6768035B2Manufacture of high octane alkylateCHEVRON USA INC·Filed 2002·Granted Jul 27, 2004·80 cites·20 claims
- 2392US6369286B1Conversion of syngas from Fischer-Tropsch products via olefin metathesisCHEVRON USA INC·Filed 2000·Granted Apr 9, 2002·60 cites·24 claims
- 2491US8992769B2Process, method, and system for removing heavy metals from fluidsCHEVRON USA INC·Filed 2013·Granted Mar 31, 2015·16 cites·28 claims
- 2591US6822006B1Methods of controlling the temperature of an exothermic reactionCHEVRON USA INC·Filed 2003·Granted Nov 23, 2004·25 cites·13 claims
- 2691US6776897B2Thermally stable blends of highly paraffinic distillate fuel component and conventional distillate fuel componentCHEVRON USA·Filed 2001·Granted Aug 17, 2004·35 cites·19 claims
- 2791US6743962B2Preparation of high octane alkylate from Fischer-Tropsch olefinsCHEVRON USA INC·Filed 2002·Granted Jun 1, 2004·40 cites·15 claims
- 2890US7501019B2Granular solid wax particlesCHEVRON USA INC·Filed 2005·Granted Mar 10, 2009·6 cites·17 claims
- 2990US6933323B2Production of stable olefinic fischer tropsch fuels with minimum hydrogen consumptionCHEVRON USA INC·Filed 2003·Granted Aug 23, 2005·31 cites·20 claims
- 3090US6896707B2Methods of adjusting the Wobbe Index of a fuel and compositions thereofCHEVRON USA INC·Filed 2002·Granted May 24, 2005·45 cites·43 claims
- 3190US5955641AMethod of making dimethylnaphthalenesCHEVRON CHEM CO·Filed 1998·Granted Sep 21, 1999·43 cites·50 claims
- 3289US8790427B2Process, method, and system for removing mercury from fluidsO'REAR DENNIS JOHN·Filed 2013·Granted Jul 29, 2014·10 cites·26 claims
- 3389US7785378B2Fischer-tropsch derived turbine fuel and process for making sameCHEVRON USA INC·Filed 2006·Granted Aug 31, 2010·8 cites·20 claims
- 3489US6667347B2Scrubbing CO2 from methane-containing gases using an aqueous streamCHEVRON USA INC·Filed 2001·Granted Dec 23, 2003·34 cites·18 claims
- 3589US6441263B1Ethylene manufacture by use of molecular redistribution on feedstock C3-5 componentsCHEVRON USA INC·Filed 2000·Granted Aug 27, 2002·53 cites·21 claims
- 3689US6392108B1Inhibiting oxidation of a fischer-tropsch product using temporary antioxidantsCHEVRON USA INC·Filed 2001·Granted May 21, 2002·30 cites·29 claims
- 3788US6720359B2Scrubbing CO2 from a CO2-containing gas with an aqueous streamCHEVRON USA INC·Filed 2001·Granted Apr 13, 2004·44 cites·20 claims
- 3888US6693138B2Reduction of carbon dioxide emissions from Fischer-Tropsch GTL facility by aromatics productionCHEVRON USA INC·Filed 2002·Granted Feb 17, 2004·42 cites·17 claims
- 3988US6566569B1Conversion of refinery C5 paraffins into C4 and C6 paraffinsCHEVRON USA INC·Filed 2000·Granted May 20, 2003·39 cites·21 claims
- 4088US4436614AProcess for dewaxing and desulfurizing oilsCHEVRON RES·Filed 1982·Granted Mar 13, 1984·50 cites·7 claims
- 4188US4171257APetroleum distillate upgrading processCHEVRON RES·Filed 1978·Granted Oct 16, 1979·38 cites·7 claims
- 4287US10179880B2Process, method, and system for removing heavy metals from fluidsCHEVRON USA INC·Filed 2015·Granted Jan 15, 2019·3 cites·2 claims
- 4387US6992113B2Control of CO2 emissions from a fischer-tropsch facility by use of dual functional syngas conversionCHEVRON USA INC·Filed 2003·Granted Jan 31, 2006·14 cites·17 claims
- 4487US6518321B1Method for transporting Fischer-Tropsch productsCHEVRON USA INC·Filed 2000·Granted Feb 11, 2003·46 cites·23 claims
- 4586US6706936B2Process for making a lube base stock from a lower molecular weight feedstockCHEVRON USA INC·Filed 2001·Granted Mar 16, 2004·26 cites·24 claims
- 4686US6225359B1Process for conversion of natural gas and associated light hydrocarbons to salable productsCHEVRON USA INC·Filed 1999·Granted May 1, 2001·62 cites·16 claims
- 4786US4282085APetroleum distillate upgrading processCHEVRON RES·Filed 1979·Granted Aug 4, 1981·33 cites·9 claims
- 4885US9598648B2Process, method, and system for removing heavy metals from fluidsCHEVRON USA INC·Filed 2015·Granted Mar 21, 2017·4 cites·21 claims
- 4985US6562230B1Synthesis of narrow lube cuts from Fischer-Tropsch productsCHEVRON USA INC·Filed 1999·Granted May 13, 2003·58 cites·31 claims
- 5084US7179364B2Production of stable olefinic Fischer-Tropsch fuels with minimum hydrogen consumptionCHEVRON USA INC·Filed 2003·Granted Feb 20, 2007·28 cites·20 claims
Showing the top 50 of 170 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →