Inventor · disambiguated record
William D. Abraham
Also filed as: ABRAHAM WILLIAM D
43 granted patents·17 pending applications·2,192 citations·filing 1996–2023
98Inventor score
Top patents by PatentIndex Score
60 records- 0198US7727943B2Titanium compounds and complexes as additives in lubricantsLUBRIZOL CORP·Filed 2006·Granted Jun 1, 2010·124 cites·12 claims
- 0298US6559105B2Lubricant compositions containing ester-substituted hindered phenol antioxidantsLUBRIZOL CORP·Filed 2001·Granted May 6, 2003·232 cites·36 claims
- 0398US5705458AAdditive compositions for lubricants and functional fluidsLUBRIZOL CORP·Filed 1996·Granted Jan 6, 1998·277 cites·41 claims
- 0497US7615521B2Mixed dispersants for lubricantsLUBRIZOL CORP·Filed 2004·Granted Nov 10, 2009·114 cites·28 claims
- 0597US6310009B1Lubricating oil compositions containing saligenin derivativesLUBRIZOL CORP·Filed 2001·Granted Oct 30, 2001·102 cites·36 claims
- 0696US7285516B2Additive formulation for lubricating oilsLUBRIZOL CORP·Filed 2002·Granted Oct 23, 2007·111 cites·17 claims
- 0796US6383237B1Process and apparatus for making aqueous hydrocarbon fuel compositions, and aqueous hydrocarbon fuel compositionsFiled 2000·Granted May 7, 2002·265 cites·66 claims
- 0895US7618929B2Secondary and tertiary amines as friction modifiers for automatic transmission fluidsLUBRIZOL CORP·Filed 2006·Granted Nov 17, 2009·16 cites·15 claims
- 0995US6583092B1Lubricating oil compositionLUBRIZOL CORP·Filed 2001·Granted Jun 24, 2003·55 cites·30 claims
- 1095US6368367B1Process and apparatus for making aqueous hydrocarbon fuel compositions, and aqueous hydrocarbon fuel compositionLUBRIZOL CORP·Filed 1999·Granted Apr 9, 2002·200 cites·18 claims
- 1195US5693598ALow-viscosity lubricating oil and functional fluid compositionsLUBRIZOL CORP·Filed 1996·Granted Dec 2, 1997·133 cites·29 claims
- 1294US10793802B2Mixed phosphorus esters for lubricant applicationsLUBRIZOL CORP·Filed 2015·Granted Oct 6, 2020·5 cites·35 claims
- 1393US10829713B2Nitrogen-free phosphorus compounds and lubricants containing the sameLUBRIZOL CORP·Filed 2017·Granted Nov 10, 2020·4 cites·21 claims
- 1492US11155765B2Nitrogen-free phosphorus compounds and lubricants containing the sameLUBRIZOL CORP·Filed 2020·Granted Oct 26, 2021·2 cites·11 claims
- 1592US7413583B2Emulsified fuels and engine oil synergyLUBRIZOL CORP·Filed 2003·Granted Aug 19, 2008·42 cites·19 claims
- 1692US6331510B1Synthetic diesel engine lubricants containing dispersant-viscosity modifier and functionalized phenol detergentLUBRIZOL CORP·Filed 2001·Granted Dec 18, 2001·50 cites·28 claims
- 1792US6207624B1Engine oil having dispersant and aldehyde/epoxide for improved seal performance, sludge and deposit performanceLUBRIZOL CORP·Filed 2000·Granted Mar 27, 2001·47 cites·27 claims
- 1891US10611981B2Mixed phosphorus esters for lubricant applicationsLUBRIZOL CORP·Filed 2015·Granted Apr 7, 2020·5 cites·27 claims
- 1991US5830243AFuel compositions containing N-substituted perahydro-s triazinesLUBRIZOL CORP·Filed 1997·Granted Nov 3, 1998·76 cites·30 claims
- 2090US9567547B2Continuously variable transmission fluid with extended anti-shudder durabilitySUMIEJSKI JAMES L·Filed 2012·Granted Feb 14, 2017·7 cites·22 claims
- 2190US6777378B2Molybdenum, sulfur and boron containing lubricating oil compositionLUBRIZOL CORP·Filed 2002·Granted Aug 17, 2004·36 cites·18 claims
- 2289US6280485B1Emulsified water-blended fuel compositionsLUBRIZOL CORP·Filed 1999·Granted Aug 28, 2001·49 cites·11 claims
- 2388US8450255B2Functional fluidIKEDA MASAHIKO·Filed 2007·Granted May 28, 2013·12 cites·15 claims
- 2488US6605572B2Lubricating oil compositionLUBRIZOL CORP·Filed 2002·Granted Aug 12, 2003·32 cites·22 claims
- 2585US8268759B2Titanium compounds and complexes as additives in lubricantsBROWN JASON R·Filed 2010·Granted Sep 18, 2012·3 cites·17 claims
- 2682US5674820AAdditive compositions for lubricants and functional fluidsLUBRIZOL CORP·Filed 1996·Granted Oct 7, 1997·36 cites·48 claims
- 2779US5726132AOil composition for improving fuel economy in internal combustion enginesLUBRIZOL CORP·Filed 1997·Granted Mar 10, 1998·33 cites·52 claims
- 2878US6770605B1Modified polyisobutylene succinimide dispersants having improved seal, sludge, and deposit performanceLUBRIZOL CORP·Filed 2000·Granted Aug 3, 2004·13 cites·25 claims
- 2978US6764982B2Lubricating oil compositionLUBRIZOL CORP·Filed 2002·Granted Jul 20, 2004·16 cites·33 claims
- 3077US7648949B2Low phosphorus cobalt complex-containing engine oil lubricantLUBRIZOL CORP·Filed 2005·Granted Jan 19, 2010·3 cites·10 claims
- 3177US7462583B2Method of lubricating an internal combustion engine and improving the efficiency of the emissions control system of the engineLUBRIZOL CORP·Filed 2003·Granted Dec 9, 2008·13 cites·23 claims
- 3275US7538076B2Lubricant and concentrate compositions comprising hindered-phenol-containing diester antioxidant and method thereofLUBRIZOL CORP·Filed 2005·Granted May 26, 2009·2 cites·14 claims
- 3374US9309480B2Lubricant composition comprising anti-foam agentsLOOP JOHN G·Filed 2012·Granted Apr 12, 2016·3 cites·17 claims
- 3473US6610637B2Synthetic diesel engine lubricants containing dispersant-viscosity modifier and functionalized phenol detergentLUBRIZOL CORP·Filed 2001·Granted Aug 26, 2003·13 cites·20 claims
- 3571US8598099B2Multi-dispersant lubricating compositionTIPTON CRAIG D·Filed 2012·Granted Dec 3, 2013·1 cites·13 claims
- 3671US5712230AAdditive compositions having reduced sulfur contents for lubricants and functional fluidsLUBRIZOL CORP·Filed 1997·Granted Jan 27, 1998·25 cites·47 claims
- 3767US9771541B2Lubricating composition containing an ashless TBN boosterLUBRIZOL CORP·Filed 2013·Granted Sep 26, 2017·1 cites·8 claims
- 3867US6121211AEngine oil having dithiocarbamate and aldehyde/epoxide for improved seal performance, sludge and deposit performanceLUBRIZOL CORP·Filed 1998·Granted Sep 19, 2000·22 cites·22 claims
- 3964US2025092295A1Organic heat transfer system, method and fluidLUBRIZOL CORP·Filed 2022·Application pending·0 cites
- 4064US2024365516A1Organic heat transfer system, method and fluidLUBRIZOL CORP·Filed 2022·Application pending·0 cites
- 4159US6572847B2Elimination of odors from lubricants by use of a combination of thiazoles and odor masksLUBRIZOL CORP·Filed 2001·Granted Jun 3, 2003·3 cites·20 claims
- 4254US2025059425A1Organic heat transfer system, method and fluidLUBRIZOL CORP·Filed 2022·Application pending·0 cites
- 4354US2009305919A1Multi-Dispersant Lubricating CompositionLUBRIZOL CORP·Filed 2007·Application pending·0 cites
- 4452US2020216774A1Lubricating composition for a hybrid electric vehicle transmissionLUBRIZOL CORP·Filed 2018·Application pending·0 cites
- 4550US2025364634A1Organic heat transfer system, method, and fluidLUBRIZOL CORP·Filed 2023·Application pending·0 cites
- 4649US8598097B2Diesel lubricant low in sulfur and phosphorusARTMAN DIANE M·Filed 2004·Granted Dec 3, 2013·2 cites·20 claims
- 4749US2019292484A1Engine lubricants for siloxane deposit controlLUBRIZOL CORP·Filed 2017·Application pending·0 cites
- 4848US2020080017A1Lubrication of an automatic transmission with reduced wear on a needle bearingLUBRIZOL CORP·Filed 2017·Application pending·0 cites
- 4946US9057039B2Method of lubricating a tractor hydraulicABRAHAM WILLIAM D·Filed 2009·Granted Jun 16, 2015·0 cites·17 claims
- 5046US2010099588A1Dispersant Combination for Improved Transmission FluidsLUBRIZOL CORP·Filed 2008·Application pending·0 cites
Showing the top 50 of 60 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →