Inventor · disambiguated record
Dawn Friesen
Also filed as: FRIESEN DAWN
2 granted patents·1 pending application·0 citations·filing 2013–2020
24Inventor score
Top patents by PatentIndex Score
3 records- 0146US11274242B2Friction reducer for hydraulic fracturingSTEPAN CO·Filed 2020·Granted Mar 15, 2022·0 cites·24 claims
- 0236US10035947B2Method for chemically controlling delay time for breaking polymersSANJEL CANADA LTD·Filed 2016·Granted Jul 31, 2018·0 cites·7 claims
- 0325US2014166291A1Surfactant system as a self-diverted acid for well stimulationSANJEL CANADA LTD·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →