Inventor · disambiguated record
Andrew J. Hanson
Also filed as: HANSON ANDREW J · HANSON ANDREW JAMES
5 granted patents·2 pending applications·15 citations·filing 2012–2022
74Inventor score
Technology areasE21B
Top patents by PatentIndex Score
7 records- 0176US9909390B2Stage tool with lower tubing isolationWEATHERFORD TECH HOLDINGS LLC·Filed 2015·Granted Mar 6, 2018·4 cites·15 claims
- 0274US11261701B2Shifting tool and associated methods for operating downhole valvesWEATHERFORD TECH HOLDINGS LLC·Filed 2017·Granted Mar 1, 2022·3 cites·12 claims
- 0364US9874070B2Tension-set tieback packerWEATHERFORD TECH HOLDINGS LLC·Filed 2015·Granted Jan 23, 2018·2 cites·40 claims
- 0464US9334700B2Reverse cementing valveHANSON ANDREW JAMES·Filed 2012·Granted May 10, 2016·5 cites·27 claims
- 0560US10053948B2Tension-set tieback packerWEATHERFORD TECH HOLDINGS LLC·Filed 2016·Granted Aug 21, 2018·1 cites·28 claims
- 0653US2022127931A1Shifting tool and associated methods for operating downhole valvesWEATHERFORD TECH HOLDINGS LLC·Filed 2022·Application pending·0 cites
- 0725US2013186623A1Steam splitterWATERHOUSE FRANCIS IAN·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →