Inventor · disambiguated record
Dana Pettigrew
Also filed as: PETTIGREW DANA · PETTIGREW DANA ROBERT
4 granted patents·1 pending application·140 citations·filing 2001–2014
75Inventor score
Top patents by PatentIndex Score
5 records- 0191US7170262B2Variable frequency power system and method of useFOUNDATION ENTPR LTD·Filed 2003·Granted Jan 30, 2007·128 cites·30 claims
- 0277US8944168B2High pressure multistage centrifugal pump for fracturing hydrocarbon reservesPETTIGREW DANA·Filed 2012·Granted Feb 3, 2015·7 cites·12 claims
- 0349US2015083427A1High pressure multistage centrifugal pump for fracturing hydrocarbon reservesNEXEN ENERGY ULC·Filed 2014·Application pending·0 cites
- 0436US6840324B2System for, and a method of pumping fluids from a wellFiled 2001·Granted Jan 11, 2005·5 cites·21 claims
- 0533US8763704B2High pressure hydrocarbon fracturing on demand method and related processPETTIGREW DANA·Filed 2011·Granted Jul 1, 2014·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →