Inventor · disambiguated record
Randal Brent Biedermann
Also filed as: BIEDERMANN RANDAL · BIEDERMANN RANDAL BRENT
2 granted patents·2 pending applications·2 citations·filing 2015–2025
34Inventor score
Technology areasE21B
Top patents by PatentIndex Score
4 records- 0164US10094197B2Reverse cementation of liner string for formation stimulationWEATHERFORD TECH HOLDINGS LLC·Filed 2015·Granted Oct 9, 2018·2 cites·30 claims
- 0254US2025389166A1Trip sub assembly with check valveTIER 1 ENERGY SOLUTIONS INC·Filed 2025·Application pending·0 cites
- 0338US2025237119A1Retrievable bridge plug with dual check valvesTIER 1 ENERGY SOLUTIONS INC·Filed 2025·Application pending·0 cites
- 0431US10718182B2Ported collar and a resettable activating device for use with a downhole tubularTIER 1 ENERGY SOLUTIONS INC·Filed 2019·Granted Jul 21, 2020·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →