Assignee
NAT OILWELL VARCO NORWAY AS
NO·40 granted patents·11 pending applications·233 citations·filing 2008–2022
Top patents by PatentIndex Score
51 records- 0196US10150653B2Method for reducing dynamic loads of cranesNAT OILWELL VARCO NORWAY AS·Filed 2016·Granted Dec 11, 2018·12 cites·9 claims
- 0291US10358904B2Methods and systems for control of wellbore trajectoriesNAT OILWELL VARCO NORWAY AS·Filed 2015·Granted Jul 23, 2019·8 cites·15 claims
- 0391US10138098B2Draw-works and method for operating the sameNAT OILWELL VARCO NORWAY AS·Filed 2016·Granted Nov 27, 2018·150 cites·20 claims
- 0489US10246952B2Method for placing and removing pipe from a finger rackNAT OILWELL VARCO NORWAY AS·Filed 2015·Granted Apr 2, 2019·31 cites·27 claims
- 0586US10550825B2Method of building an offshore windmillNAT OILWELL VARCO NORWAY AS·Filed 2017·Granted Feb 4, 2020·6 cites·16 claims
- 0680US12221840B2End effector for gripping and spinning pipesNAT OILWELL VARCO NORWAY AS·Filed 2022·Granted Feb 11, 2025·3 cites·15 claims
- 0773US10557314B2Rig floor for a drilling rigNAT OILWELL VARCO NORWAY AS·Filed 2015·Granted Feb 11, 2020·3 cites·33 claims
- 0872US10309211B2Method and device for estimating downhole string variablesNAT OILWELL VARCO NORWAY AS·Filed 2014·Granted Jun 4, 2019·3 cites·14 claims
- 0969US10875747B2Wire back tension deviceNAT OILWELL VARCO NORWAY AS·Filed 2017·Granted Dec 29, 2020·2 cites·19 claims
- 1069US9371113B2Tow line controlling device and method of controlling sameNAT OILWELL VARCO NORWAY AS·Filed 2013·Granted Jun 21, 2016·3 cites·27 claims
- 1168US9624762B2System and method for reducing drillstring oscillationsNAT OILWELL VARCO NORWAY AS·Filed 2013·Granted Apr 18, 2017·3 cites·19 claims
- 1264US10801270B2Jack-up rig for performing multiple independent operations simultaneouslyNAT OILWELL VARCO NORWAY AS·Filed 2017·Granted Oct 13, 2020·2 cites·4 claims
- 1364US9428972B2Simultaneous clamp and torque driveNAT OILWELL VARCO NORWAY AS·Filed 2012·Granted Aug 30, 2016·3 cites·30 claims
- 1462US10724357B2Method and device for estimating downhole string variablesNAT OILWELL VARCO NORWAY AS·Filed 2019·Granted Jul 28, 2020·0 cites·20 claims
- 1561US10830257B2Apparatus and methods for the control of hydraulic actuatorsNAT OILWELL VARCO NORWAY AS·Filed 2016·Granted Nov 10, 2020·2 cites·27 claims
- 1661US10167059B2Chain stopperNAT OILWELL VARCO NORWAY AS·Filed 2014·Granted Jan 1, 2019·1 cites·14 claims
- 1758US12158044B2Elevator for heavy load pipe lifting, pipe for such elevator and pipe handler assembly comprising such elevatorNAT OILWELL VARCO NORWAY AS·Filed 2022·Granted Dec 3, 2024·0 cites·10 claims
- 1855US11885204B2Drilling rigNAT OILWELL VARCO NORWAY AS·Filed 2021·Granted Jan 30, 2024·0 cites·5 claims
- 1955US11453464B2Electrohydraulic device, method, and marine vessel or platformNAT OILWELL VARCO NORWAY AS·Filed 2018·Granted Sep 27, 2022·0 cites·12 claims
- 2055US9752394B2Die holder device and method for utilizing the sameNAT OILWELL VARCO NORWAY AS·Filed 2013·Granted Sep 5, 2017·1 cites·21 claims
- 2154US2022289598A1Cathode Coating for an Electrochemical CellNAT OILWELL VARCO NORWAY AS·Filed 2020·Application pending·0 cites
- 2252US11492857B2Torque device for oil field use and method of operation for sameNAT OILWELL VARCO NORWAY AS·Filed 2019·Granted Nov 8, 2022·0 cites·17 claims
- 2351US10378290B2System for hoisting a load on a drilling rigNAT OILWELL VARCO NORWAY AS·Filed 2014·Granted Aug 13, 2019·0 cites·20 claims
- 2451US10281076B2Coupler device and method for using the sameNAT OILWELL VARCO NORWAY AS·Filed 2013·Granted May 7, 2019·0 cites·17 claims
- 2551US2023203917A1Processing seawater subseaNAT OILWELL VARCO NORWAY AS·Filed 2021·Application pending·0 cites
- 2650US10228018B2Bearing arrangementNAT OILWELL VARCO NORWAY AS·Filed 2016·Granted Mar 12, 2019·0 cites·16 claims
- 2750US2020377387A1Electrode Assembly, System and Method for Inactivating Organic Material in a Flow of WaterNAT OILWELL VARCO NORWAY AS·Filed 2018·Application pending·0 cites
- 2848US9915147B2Method and apparatus for real-time fluid compressibility measurementsNAT OILWELL VARCO NORWAY AS·Filed 2013·Granted Mar 13, 2018·0 cites·20 claims
- 2945US12129824B2Method for installing an offshore wind turbine and a substructure for an offshore wind turbineNAT OILWELL VARCO NORWAY AS·Filed 2019·Granted Oct 29, 2024·0 cites·25 claims
- 3045US11286735B2System and method for calibration of hydraulic models by surface string weightNAT OILWELL VARCO NORWAY AS·Filed 2018·Granted Mar 29, 2022·0 cites·15 claims
- 3145US10611610B2Offshore lifting craneNAT OILWELL VARCO NORWAY AS·Filed 2016·Granted Apr 7, 2020·0 cites·20 claims
- 3245US2015048218A1Supporting device for cables and method for using the sameNAT OILWELL VARCO NORWAY AS·Filed 2013·Application pending·0 cites
- 3344US10189688B2Winch drum with internal wire storageNAT OILWELL VARCO NORWAY AS·Filed 2015·Granted Jan 29, 2019·0 cites·16 claims
- 3442US10961825B2Drilling rigNAT OILWELL VARCO NORWAY AS·Filed 2015·Granted Mar 30, 2021·0 cites·20 claims
- 3540US11448020B2Drilling system and methodNAT OILWELL VARCO NORWAY AS·Filed 2018·Granted Sep 20, 2022·0 cites·16 claims
- 3640US2014352996A1Apparatus and method for transferring electrical power to a rotating shaftNAT OILWELL VARCO NORWAY AS·Filed 2012·Application pending·0 cites
- 3740US2010263495A1Device for a Power TongNAT OILWELL VARCO NORWAY AS·Filed 2008·Application pending·0 cites
- 3839US12352137B2Liner hanger running toolNAT OILWELL VARCO NORWAY AS·Filed 2022·Granted Jul 8, 2025·0 cites·23 claims
- 3939US11305970B2Method of upgrading a knuckle-boom crane and a heave-compensating craneNAT OILWELL VARCO NORWAY AS·Filed 2017·Granted Apr 19, 2022·0 cites·27 claims
- 4038US12064729B2Device for processing water, system, and methodsNAT OILWELL VARCO NORWAY AS·Filed 2019·Granted Aug 20, 2024·0 cites·25 claims
- 4138US11962223B2Apparatus for supporting a flywheel on a floating vessel and methods thereofNAT OILWELL VARCO NORWAY AS·Filed 2018·Granted Apr 16, 2024·0 cites·19 claims
- 4238US2016137466A1System for Hoisting a Load on an Offshore RigNAT OILWELL VARCO NORWAY AS·Filed 2014·Application pending·0 cites
- 4338US2019360282A1Drilling Unit Comprising an Electric Heave-Compensation SystemNAT OILWELL VARCO NORWAY AS·Filed 2018·Application pending·0 cites
- 4437US10822213B2In-line spooling device for compensating fleet angleNAT OILWELL VARCO NORWAY AS·Filed 2017·Granted Nov 3, 2020·0 cites·18 claims
- 4537US10198012B2System and method for routing chemicals in a chemical plantNAT OILWELL VARCO NORWAY AS·Filed 2014·Granted Feb 5, 2019·0 cites·26 claims
- 4636US11293242B2Systems and methods for managing fluid pressure in a borehole during drilling operationsNAT OILWELL VARCO NORWAY AS·Filed 2017·Granted Apr 5, 2022·0 cites·20 claims
- 4735US10494882B2Pipe storage and handlingNAT OILWELL VARCO NORWAY AS·Filed 2014·Granted Dec 3, 2019·0 cites·20 claims
- 4835US2019226287A1System and method for placing pipe in and removing pipe from a finger rackNAT OILWELL VARCO NORWAY AS·Filed 2019·Application pending·0 cites
- 4934US2023192457A1Multi-winch hoisting system and method for combining multiple-winches in a hoisting systemNAT OILWELL VARCO NORWAY AS·Filed 2022·Application pending·0 cites
- 5026US12188310B2Device, system and method for high speed data transferNAT OILWELL VARCO NORWAY AS·Filed 2020·Granted Jan 7, 2025·0 cites·9 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when NAT OILWELL VARCO NORWAY AS files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →