Inventor · disambiguated record
Nancy Z. Diggs
Also filed as: DIGGS NANCY Z
6 granted patents·8 pending applications·168 citations·filing 2000–2025
83Inventor score
Top patents by PatentIndex Score
14 records- 0197US7485603B2Soot dispersants and lubricating oil compositions containing sameINFINEUM INT LTD·Filed 2005·Granted Feb 3, 2009·99 cites·48 claims
- 0291US6750183B2Lubricating oil compositionINFINEUM INT LTD·Filed 2000·Granted Jun 15, 2004·30 cites·15 claims
- 0384US7018958B2Lubricating oil compositionsINFINEUM INT LTD·Filed 2002·Granted Mar 28, 2006·32 cites·10 claims
- 0469US8513169B2Lubricating oil compositionsDIGGS NANCY Z·Filed 2006·Granted Aug 20, 2013·4 cites·18 claims
- 0562US2025207054A1Lubricant Compositions Providing Robust Valvetrain Wear Protection in the Ford 6.7L Engine TestINFINEUM INT LTD·Filed 2024·Application pending·0 cites
- 0661US2024141156A1Functionalized C4 to C5 Olefin Polymers and Lubricant Compositions Containing SuchINFINEUM INT LTD·Filed 2023·Application pending·0 cites
- 0758US2025101334A1Lubricating oil compositions with improved wear performance and engine cleanlinessINFINEUM INT LTD·Filed 2024·Application pending·0 cites
- 0856US2025101336A1Lubricant Formulations Containing Functionalized Olefin Polymers and Reduced Traditional DispersantINFINEUM INT LTD·Filed 2024·Application pending·0 cites
- 0954US9181511B2Lubricating oil compositionELVIDGE BENJAMIN R·Filed 2009·Granted Nov 10, 2015·1 cites·9 claims
- 1053US7300910B2Lubricating oil compositionINFINEUM INT LTD·Filed 2004·Granted Nov 27, 2007·2 cites·24 claims
- 1152US2025320424A1Lubricating oil compositions for hydrogen fueled engines for reduced pre-ignitionINFINEUM INT LTD·Filed 2025·Application pending·0 cites
- 1252US2025361459A1Lubricating oil compositions with improved wear performance and soot dispersancyINFINEUM INT LTD·Filed 2025·Application pending·0 cites
- 1345US2009186784A1Lubricating Oil CompositionDIGGS NANCY Z·Filed 2008·Application pending·0 cites
- 1435US2006276353A1Lubricating oil compositionIRVING MATTHEW D·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →