Inventor · disambiguated record
David Duncan
Also filed as: DUNCAN DAVID · DUNCAN DAVID A · DUNCAN DAVID ANTHONY · DUNCAN DAVID STEPHEN
19 granted patents·14 pending applications·682 citations·filing 1990–2024
96Inventor score
Top patents by PatentIndex Score
33 records- 0194US6725653B2Process for reducing pollutants from the exhaust of a diesel engine using a water diesel fuel in combination with exhaust after-treatmentsLUBRIZOL CORP·Filed 2003·Granted Apr 27, 2004·74 cites·23 claims
- 0294US6606856B1Process for reducing pollutants from the exhaust of a diesel engineLUBRIZOL CORP·Filed 2000·Granted Aug 19, 2003·68 cites·23 claims
- 0393US7380288B1Hand mitt with sealed seamsDUNCAN DAVID·Filed 2005·Granted Jun 3, 2008·40 cites·14 claims
- 0489US6275920B1Mesh connected computedTERANEX INC·Filed 2000·Granted Aug 14, 2001·61 cites·48 claims
- 0588US6793695B2Anti-static lubricity additive ultra-low sulfur diesel fuelsLUBRIZOL CORP·Filed 2001·Granted Sep 21, 2004·36 cites·22 claims
- 0685US7383590B1Multipurpose hand gripDUNCAN DAVID·Filed 2004·Granted Jun 10, 2008·46 cites·4 claims
- 0783US6949235B2Process for reducing pollutants from the exhaust of a diesel engineLUBRIZOL CORP·Filed 2003·Granted Sep 27, 2005·20 cites·13 claims
- 0881US6173388B1Directly accessing local memories of array processors for improved real-time corner turning processingTERANEX INC·Filed 1998·Granted Jan 9, 2001·111 cites·10 claims
- 0980US6748905B2Process for reducing engine wear in the operation of an internal combustion engineLUBRIZOL CORP·Filed 2002·Granted Jun 15, 2004·15 cites·15 claims
- 1079US7028468B2Process for reducing pollutants from the exhaust of a diesel engineLUBRIZOL CORP·Filed 2003·Granted Apr 18, 2006·15 cites·23 claims
- 1178US7699110B2Flow diverter tool assembly and methods of using sameBAKER HUGHES INC·Filed 2006·Granted Apr 20, 2010·18 cites·20 claims
- 1277US6671931B1Vibrating hammer gloveFiled 2002·Granted Jan 6, 2004·37 cites·12 claims
- 1377US6212628B1Mesh connected computerTERANEX INC·Filed 1998·Granted Apr 3, 2001·75 cites·27 claims
- 1476US6596034B1Textile materialUNILEVER HOME & PERSONAL CARE·Filed 2000·Granted Jul 22, 2003·8 cites·12 claims
- 1572US5162085AProcess for the production of an overbased phenate concentrateBP CHEMICALS ADDITIVES·Filed 1990·Granted Nov 10, 1992·24 cites·9 claims
- 1672US2024135393A1Methods, systems, articles of manufacture and apparatus to determine product similarity scoresNIELSEN CONSUMER LLC·Filed 2023·Application pending·0 cites
- 1765US2025137675A1Systems and methods for learning and utilizing occupant tolerance in demand responseTYCO FIRE & SECURITY GMBH·Filed 2024·Application pending·0 cites
- 1864US2022309522A1Methods, systems, articles of manufacture and apparatus to determine product similarity scoresNIELSEN CONSUMER LLC·Filed 2021·Application pending·0 cites
- 1962US2024111263A1Systems and methods for optimization and autoconfiguration of edge processing devicesJohnson Controls Tyco IP Holdings LLP·Filed 2023·Application pending·0 cites
- 2059US6823822B2Process for reducing engine wear in the operation of an internal combustion engineLUBRIZOL CORP·Filed 2004·Granted Nov 30, 2004·2 cites·4 claims
- 2156USD510645SKitchen grip mittDUNCAN DAVID·Filed 2003·Granted Oct 11, 2005·10 cites·1 claims
- 2254US2006218854A1Fuel Additive Composition and Fuel Composition and Method ThereofBARBOUR ROBERT H·Filed 2006·Application pending·0 cites
- 2351US2011224115A1Reducing High-Aqueous Content Sludge in Diesel EnginesLUBRIZOL CORP·Filed 2009·Application pending·0 cites
- 2450US2004111955A1Emulsified water blended fuels produced by using a low energy process and novel surfuctantFiled 2002·Application pending·0 cites
- 2549US2008092698A1Lockable adjustable tool gripDUNCAN DAVID A·Filed 2007·Application pending·0 cites
- 2649US2004068922A1Fuel additive composition and fuel composition and method thereofFiled 2002·Application pending·0 cites
- 2745US2003084658A1Process for reducing pollutants from the exhaust of a diesel engine using a water diesel fuel in combination with exhaust after-treatmentsBROWN KEVIN F·Filed 2001·Application pending·0 cites
- 2844US5793662ANull convention adderTHESEUS RESEARCH INC·Filed 1995·Granted Aug 11, 1998·17 cites·24 claims
- 2944US2006162237A1Fuel composition having a fuel, water, a high molecular weight emulsifier, and a surfactant including natural fats, non-ionic and ionic surfactants, co-surfactants, fatty acids and their amine salts, or combinations thereofMULLAY JOHN J·Filed 2006·Application pending·0 cites
- 3039US2005215441A1Method of operating internal combustion engine by introducing detergent into combustion chamberMACKNEY DEREK W·Filed 2003·Application pending·0 cites
- 3138US2019119594A1Lubricant for two-stroke cycle enginesLUBRIZOL CORP·Filed 2017·Application pending·0 cites
- 3236US5937470AMetal fitting cleanerFiled 1998·Granted Aug 17, 1999·5 cites·13 claims
- 3335US2004195133A1Device for grouping elongate itemsFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →