Inventor · disambiguated record
Jonathan Ryan Prill
Also filed as: PRILL JONATHAN · PRILL JONATHAN R · PRILL JONATHAN RYAN
25 granted patents·2 pending applications·210 citations·filing 2008–2024
95Inventor score
Files withNAT OILWELL VARCO LP12DRECO ENERGY SERVICES ULC4PRILL JONATHAN RYAN3636798 NB LTD1CLAUSEN JEFFERY1
Top patents by PatentIndex Score
27 records- 0197US8869916B2Rotary steerable push-the-bit drilling apparatus with self-cleaning fluid filterNAT OILWELL VARCO LP·Filed 2013·Granted Oct 28, 2014·38 cites·35 claims
- 0291US9016400B2Downhole rotary drilling apparatus with formation-interfacing members and control systemCLAUSEN JEFFERY·Filed 2011·Granted Apr 28, 2015·26 cites·40 claims
- 0390US9476263B2Rotary steerable push-the-bit drilling apparatus with self-cleaning fluid filterNAT OILWELL VARCO LP·Filed 2014·Granted Oct 25, 2016·12 cites·23 claims
- 0490US9347269B2Adjustable bend assembly for a downhole motorNAT OILWELL VARCO LP·Filed 2013·Granted May 24, 2016·12 cites·48 claims
- 0590US8181720B2Sealing system and bi-directional thrust bearing arrangement for a downhole motorPRILL JONATHAN RYAN·Filed 2010·Granted May 22, 2012·13 cites·21 claims
- 0689US8033917B2Drive shaft assembly for a downhole motorNAT OILWELL VARCO LP·Filed 2008·Granted Oct 11, 2011·44 cites·14 claims
- 0782USRE46746EMud-lubricated bearing assembly with mechanical sealNAT OILWELL VARCO LP·Filed 2016·Granted Mar 6, 2018·3 cites·23 claims
- 0881US9963937B2Method and apparatus for controlling downhole rotational rate of a drilling toolDRECO ENERGY SERVICES ULC·Filed 2015·Granted May 8, 2018·4 cites·19 claims
- 0979US8827562B2Mud-lubricated bearing assembly with mechanical sealNAT OILWELL VARCO LP·Filed 2013·Granted Sep 9, 2014·5 cites·13 claims
- 1079US8783354B2Apparatus and method for adjusting spring preload in a downhole toolSHEEHAN MARK·Filed 2011·Granted Jul 22, 2014·5 cites·32 claims
- 1178US7814995B2Hydraulic jar and an overpressure relief mechanism thereforNAT OILWELL VARCO LP·Filed 2008·Granted Oct 19, 2010·19 cites·22 claims
- 1272US10590705B2Impact-driven downhole motorsDRECO ENERGY SERVICES ULC·Filed 2016·Granted Mar 17, 2020·2 cites·16 claims
- 1372US9488045B2System and method for controlling a downhole toolNAT OILWELL VARCO LP·Filed 2014·Granted Nov 8, 2016·5 cites·21 claims
- 1465US9587437B2Powered reaming deviceNAT OILWELL VARCO LP·Filed 2014·Granted Mar 7, 2017·2 cites·17 claims
- 1565US9518428B2Mechanism for providing controllable angular orientation while transmitting torsional loadDreco Energy Servics ULC·Filed 2013·Granted Dec 13, 2016·3 cites·20 claims
- 1664US9822587B2Method and apparatus for controlling downhole rotational rate of a drilling toolDRECO ENERGY SERVICES ULC·Filed 2015·Granted Nov 21, 2017·1 cites·11 claims
- 1764US9206647B2Method and apparatus for controlling downhole rotational rate of a drilling toolPRILL JONATHAN RYAN·Filed 2009·Granted Dec 8, 2015·8 cites·25 claims
- 1860US9771757B2Downhole motor with concentric rotary drive systemNAT OILWELL VARCO LP·Filed 2013·Granted Sep 26, 2017·1 cites·33 claims
- 1957US8827316B2Torque member for threaded connectionsRACZYNSKI JODY ALLAN·Filed 2009·Granted Sep 9, 2014·5 cites·12 claims
- 2055US9574401B2Downhole motor with concentric rotary drive systemGREYSTONE TECH PTY LTD·Filed 2013·Granted Feb 21, 2017·1 cites·31 claims
- 2154US2025146211A1Fabric cutting device with modular cutting assembly, and methods of assembling and operating thereof636798 NB LTD·Filed 2024·Application pending·0 cites
- 2252US10184298B2Adjustable bend assembly for a downhole motorNAT OILWELL VARCO LP·Filed 2016·Granted Jan 22, 2019·0 cites·24 claims
- 2347US8474527B2Mechanism for providing controllable angular orientation while transmitting torsional loadPRILL JONATHAN RYAN·Filed 2009·Granted Jul 2, 2013·1 cites·15 claims
- 2444US10718164B2Downhole vibration assembly and method of using sameDRECO ENERGY SERVICES ULC·Filed 2016·Granted Jul 21, 2020·0 cites·18 claims
- 2542US2015252627A1Safety joint for a tool stringNAT OILWELL VARCO LP·Filed 2014·Application pending·0 cites
- 2636US12366157B2Wellbore logging deviceSENTIENT TOOLS ENG CORPORATION·Filed 2021·Granted Jul 22, 2025·0 cites·17 claims
- 2736US9567850B2System of monitoring rotational time of rotatable equipmentPRILL JONATHAN R·Filed 2009·Granted Feb 14, 2017·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →