Inventor · disambiguated record
Everette Johnston
Also filed as: JOHNSTON EVERETTE · JOHNSTON EVERETTE H
4 granted patents·24 citations·filing 2015–2021
73Inventor score
Technology areasE21B
Top patents by PatentIndex Score
4 records- 0179USD992610SDownhole tool including hingesINNOVEX DOWNHOLE SOLUTIONS INC·Filed 2021·Granted Jul 18, 2023·8 cites·1 claims
- 0265USD873867SCentralizerINNOVEX DOWNHOLE SOLUTIONS INC·Filed 2018·Granted Jan 28, 2020·11 cites·1 claims
- 0359US10493515B2Devices and methods for forming bow springs of one-piece centralizersANTELOPE OIL TOOL & MFG CO LLC·Filed 2015·Granted Dec 3, 2019·1 cites·16 claims
- 0445USD905126SCentralizerINNOVEX DOWNHOLE SOLUTIONS INC·Filed 2018·Granted Dec 15, 2020·4 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →