Assignee
ENHANCED DRILLING AS
NO·9 granted patents·2 pending applications·8 citations·filing 2013–2025
Top patents by PatentIndex Score
11 records- 0191US11891861B2Multi-mode pumped riser arrangement and methodsENHANCED DRILLING AS·Filed 2020·Granted Feb 6, 2024·7 cites·9 claims
- 0280US2025347178A1Multi-mode pumped riser arrangement and methodsENHANCED DRILLING AS·Filed 2025·Application pending·0 cites
- 0374US12352112B2Multi-mode pumped riser arrangement and methodsENHANCED DRILLING AS·Filed 2024·Granted Jul 8, 2025·0 cites·38 claims
- 0474US12352113B2Multi-mode pumped riser arrangement and methodsENHANCED DRILLING AS·Filed 2024·Granted Jul 8, 2025·0 cites·40 claims
- 0574US12209461B2Multi-mode pumped riser arrangement and methodsENHANCED DRILLING AS·Filed 2024·Granted Jan 28, 2025·0 cites·32 claims
- 0668US12188303B2Multi-mode pumped riser arrangement and methodsENHANCED DRILLING AS·Filed 2023·Granted Jan 7, 2025·0 cites·47 claims
- 0762US9732760B2Impeller for centrifugal pump and use thereof when pumping drill fluid containing cuttingsENHANCED DRILLING AS·Filed 2013·Granted Aug 15, 2017·1 cites·10 claims
- 0853US9816323B2Systems and methods for subsea drillingENHANCED DRILLING AS·Filed 2015·Granted Nov 14, 2017·0 cites·10 claims
- 0945US10053944B2Riser restrictor deviceENHANCED DRILLING AS·Filed 2014·Granted Aug 21, 2018·0 cites·7 claims
- 1042US12595709B2Arrangement for controlling volume in a gas or oil well systemENHANCED DRILLING AS·Filed 2020·Granted Apr 7, 2026·0 cites·12 claims
- 1140US2025052132A1Arrangement for preventing collection of debris and cuttings on the top of a riser closure deviceENHANCED DRILLING AS·Filed 2023·Application pending·0 cites
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