Inventor · disambiguated record
David C. Lewis
Also filed as: LEWIS DAVID C · LEWIS DAVID CHARLES · LEWIS DAVID CHARLES COLIN
23 granted patents·7 pending applications·74 citations·filing 1998–2022
93Inventor score
Files withHUNTSMAN PETROCHEMICAL LLC14HUNTSMAN SPEC CHEM CORP7INDORAMA VENTURES OXIDES LLC4ADVANCED FUEL TECH UK LIMITED1ANANTANENI PRAKASA R1
Top patents by PatentIndex Score
30 records- 0187US9988571B2Surfactant formulation for release of underground fossil fluidsHUNTSMAN PETROCHEMICAL LLC·Filed 2013·Granted Jun 5, 2018·14 cites·11 claims
- 0286US8008239B2Acylalkylisethionate esters and applications in consumer productsHUNTSMAN PETROCHEMICAL LLC·Filed 2004·Granted Aug 30, 2011·14 cites·13 claims
- 0383US11124693B2Hydroxyalkylurethane kinetic hydrate inhibitorsINDORAMA VENTURES OXIDES LLC·Filed 2018·Granted Sep 21, 2021·2 cites·11 claims
- 0482US11198756B2Blend for curing epoxy resin composistionsHUNTSMAN PETROCHEMICAL LLC·Filed 2017·Granted Dec 14, 2021·1 cites·5 claims
- 0575US8282878B2Sintering aidsCROFT ALAN P·Filed 2011·Granted Oct 9, 2012·3 cites·5 claims
- 0674US11292873B2Etheramines prepared from a mixture of two or more multifunctional alcohol initiators, and their use as curatives or intermediates for polymer synthesisHUNTSMAN PETROCHEMICAL LLC·Filed 2019·Granted Apr 5, 2022·0 cites·8 claims
- 0773US6887830B2Surfactant adjuvants useful in herbicide compositionsHUNTSMAN SPEC CHEM CORP·Filed 2002·Granted May 3, 2005·6 cites·25 claims
- 0872US11292953B2Method of producing hydroxyalkylcarbamate-functional polyamides and uses thereofHUNTSMAN PETROCHEMICAL LLC·Filed 2018·Granted Apr 5, 2022·1 cites·17 claims
- 0970US10731070B2Poly (vinyl carprolactam) kinetic gas hydrate inhibitor and method for preparing the sameINDORAMA VENTURES OXIDES LLC·Filed 2016·Granted Aug 4, 2020·1 cites·18 claims
- 1068US11261371B2Use of organic acids or a salt thereof in surfactant-based enhanced oil recovery formulations and techniquesINDORAMA VENTURES OXIDES LLC·Filed 2020·Granted Mar 1, 2022·1 cites·15 claims
- 1165US10695727B2Fuel enrichment method and deviceADVANCED FUEL TECH UK LIMITED·Filed 2018·Granted Jun 30, 2020·1 cites·20 claims
- 1264US10513578B2Etheramines and their use as curatives or intermediates for polymer synthesisHUNTSMAN PETROCHEMICAL LLC·Filed 2014·Granted Dec 24, 2019·0 cites·10 claims
- 1363US2024409494A1Method of producing alkoxylated ether amines and uses thereofHUNTSMAN PETROCHEMICAL LLC·Filed 2022·Application pending·0 cites
- 1461US9598358B2Acylalkylisethionate esters and applications in consumer productsANANTANENI PRAKASA R·Filed 2011·Granted Mar 21, 2017·0 cites·19 claims
- 1559US10016731B2Fuel enrichment method and deviceLEWIS DAVID CHARLES COLIN·Filed 2010·Granted Jul 10, 2018·2 cites·10 claims
- 1659US9822215B2Etheramines with enhanced thermal stability and their use as curatives or intermediates for polymer synthesisHUNTSMAN PETROCHEMICAL LLC·Filed 2014·Granted Nov 21, 2017·0 cites·17 claims
- 1758US12486444B2Synergistic performance of amine blends in shale controlHUNTSMAN PETROCHEMICAL LLC·Filed 2020·Granted Dec 2, 2025·0 cites·8 claims
- 1857US2009206526A1Sintering aidsHUNTSMAN SPEC CHEM CORP·Filed 2009·Application pending·0 cites
- 1956US6133217ASolubilization of low 2-phenyl alkylbenzene sulfonatesHUNTSMAN SPEC CHEM CORP·Filed 1998·Granted Oct 17, 2000·16 cites·43 claims
- 2050US12077730B2Quaternary ammonium hydroxides of polyaminesHUNTSMAN PETROCHEMICAL LLC·Filed 2019·Granted Sep 3, 2024·0 cites·18 claims
- 2150US11015015B2Co-preparation of polyetheramines and alklyene aminesHUNTSMAN PETROCHEMICAL LLC·Filed 2016·Granted May 25, 2021·0 cites·8 claims
- 2250US6083897ASolubilization of low 2-phenyl alkylbenzene sulfonatesHUNTSMAN SPEC CHEM CORP·Filed 1998·Granted Jul 4, 2000·12 cites·41 claims
- 2350US2016068742A1Use of Organic Acids or a Salt Thereof in Surfactant-Based Enhanced Oil Recovery Formulations and TechniquesHUNTSMAN PETROCHEMICAL LLC·Filed 2014·Application pending·0 cites
- 2445US10519363B2Ultra-high salinity surfactant formulationHUNTSMAN PETROCHEMICAL LLC·Filed 2015·Granted Dec 31, 2019·0 cites·13 claims
- 2544US2002160918A1Phosphate ester-based surfactant adjuvants and compositions containing sameHUNTSMAN SPEC CHEM CORP·Filed 2002·Application pending·0 cites
- 2642US2002004541A1Reduced pour point surfactantsHUNTSMAN SPEC CHEM CORP·Filed 2001·Application pending·0 cites
- 2741US2015218436A1Biodegradable chelant for surfactant formulationHUNTSMAN PETROCHEMICAL LLC·Filed 2013·Application pending·0 cites
- 2840US11008503B2Water-in-oil hydraulic fracturing fluid and method of using suchINDORAMA VENTURES OXIDES LLC·Filed 2018·Granted May 18, 2021·0 cites·20 claims
- 2940US2004127742A1Alcohol ether sulfonatesHUNTSMAN SPEC CHEM CORP·Filed 2003·Application pending·0 cites
- 3036US8403069B2Oil recovery employing alkylene carbonatesLEWIS DAVID C·Filed 2009·Granted Mar 26, 2013·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →