Inventor · disambiguated record
Douglas Ridgway
Also filed as: RIDGWAY DOUGLAS · RIDGWAY DOUGLAS THATCHER
9 granted patents·1 pending application·7 citations·filing 2015–2023
78Inventor score
Top patents by PatentIndex Score
10 records- 0184US10494916B2Sub-surface electromagnetic telemetry systems and methodsSCIENT DRILLING INT INC·Filed 2017·Granted Dec 3, 2019·5 cites·67 claims
- 0276US11243323B2Buried wellbore location from surface magnetic measurementsSCIENT DRILLING INT INC·Filed 2019·Granted Feb 8, 2022·2 cites·14 claims
- 0368US12188351B2Active magnetic ranging while drillingSCIENT DRILLING INT INC·Filed 2023·Granted Jan 7, 2025·0 cites·20 claims
- 0468US11860329B2Buried wellbore location from surface magnetic measurementsSCIENT DRILLING INT INC·Filed 2021·Granted Jan 2, 2024·0 cites·11 claims
- 0562US11761264B2Active magnetic ranging while drillingSCIENT DRILLING INT INC·Filed 2022·Granted Sep 19, 2023·0 cites·18 claims
- 0661US11634950B2Active magnetic ranging while drillingSCIENT DRILLING INT INC·Filed 2021·Granted Apr 25, 2023·0 cites·15 claims
- 0756US11086043B2Passive magnetic rangingSCIENT DRILLING INT INC·Filed 2019·Granted Aug 10, 2021·0 cites·20 claims
- 0845US10422198B2Magnetic ranging from behind a magnetic shieldSCIENT DRILLING INT INC·Filed 2017·Granted Sep 24, 2019·0 cites·11 claims
- 0944US10837273B2Surface coil for wellbore positioningSCIENT DRILLING INT INC·Filed 2016·Granted Nov 17, 2020·0 cites·20 claims
- 1035US2016161344A1Temperature Measurement Using a Magnetic Ranging ToolAPPLIED TECH ASS·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →