Inventor · disambiguated record
David Devlin
Also filed as: DEVLIN DAVID · DEVLIN DAVID D
12 granted patents·4 pending applications·90 citations·filing 2011–2023
89Inventor score
Technology areasE21B
Files withNCS MULTISTAGE INC7GENERAL DOWNHOLE TOOLS LTD5DYNOMAX DRILLING TOOLS USA INC2CRAMER DAVID S1NCS OILFIELD SERVICES CANADA INC1
Top patents by PatentIndex Score
16 records- 0196US10465445B2Casing float toolNCS MULTISTAGE INC·Filed 2018·Granted Nov 5, 2019·18 cites·57 claims
- 0295US10883315B2Casing float toolNCS MULTISTAGE INC·Filed 2020·Granted Jan 5, 2021·5 cites·18 claims
- 0395US9593542B2Casing float toolNCS OILFIELD SERVICES CANADA INC·Filed 2013·Granted Mar 14, 2017·54 cites·12 claims
- 0492US11180958B2Casing float toolNCS MULTISTAGE INC·Filed 2020·Granted Nov 23, 2021·3 cites·7 claims
- 0591US10883314B2Casing float toolNCS MULTISTAGE INC·Filed 2017·Granted Jan 5, 2021·5 cites·7 claims
- 0681US11851955B2Downhole tool with radial shock absorber and stabilizerGENERAL DOWNHOLE TOOLS LTD·Filed 2022·Granted Dec 26, 2023·1 cites·16 claims
- 0778US10544637B2Downhole flow diversion device with oscillation damperDYNOMAX DRILLING TOOLS USA INC·Filed 2015·Granted Jan 28, 2020·3 cites·26 claims
- 0874US11697968B2Casing float toolNCS MULTISTAGE INC·Filed 2022·Granted Jul 11, 2023·0 cites·43 claims
- 0970US11713665B2Systems, methods, and devices for directionally drilling an oil well while rotating including remotely controlling drilling equipmentGENERAL DOWNHOLE TOOLS LTD·Filed 2020·Granted Aug 1, 2023·1 cites·23 claims
- 1068US2021115735A1Casing float toolNCS MULTISTAGE INC·Filed 2020·Application pending·0 cites
- 1167US2024125185A1Downhole tool with radial shock absorber and stabilizerGENERAL DOWNHOLE TOOLS LTD·Filed 2023·Application pending·0 cites
- 1263US12104442B2System, method and apparatus for hydraulic downhole stick-slip mitigationGENERAL DOWNHOLE TOOLS LTD·Filed 2023·Granted Oct 1, 2024·0 cites·22 claims
- 1363US2019360301A1Casing float toolNCS MULTISTAGE INC·Filed 2019·Application pending·0 cites
- 1461US11873686B2System, method and apparatus for downhole torque-transferring ball screwGENERAL DOWNHOLE TOOLS LTD·Filed 2023·Granted Jan 16, 2024·0 cites·16 claims
- 1558US11041351B2Downhole flow diversion device with oscillation damperDYNOMAX DRILLING TOOLS USA INC·Filed 2019·Granted Jun 22, 2021·0 cites·17 claims
- 1637US2012247832A1System, method and apparatus for protecting downhole components from shock and vibrationCRAMER DAVID S·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →