Assignee
NTDRILL HOLDINGS LLC
US·6 granted patents·1 pending application·5 citations·filing 2019–2021
Top patents by PatentIndex Score
7 records- 0183US11391112B2Riser adapter quick connection assemblyNTDRILL HOLDINGS LLC·Filed 2020·Granted Jul 19, 2022·2 cites·11 claims
- 0271US12006784B2Drilling choke with matched actuatorNTDRILL HOLDINGS LLC·Filed 2021·Granted Jun 11, 2024·1 cites·11 claims
- 0371US11236575B2Rotating control device with multiple seal cartridgeNTDRILL HOLDINGS LLC·Filed 2020·Granted Feb 1, 2022·2 cites·21 claims
- 0452US11473374B2Deployment tool and deployment tool assemblyNTDRILL HOLDINGS LLC·Filed 2020·Granted Oct 18, 2022·0 cites·21 claims
- 0550US11136848B2Rotating control device with cooling mandrelNTDRILL HOLDINGS LLC·Filed 2020·Granted Oct 5, 2021·0 cites·20 claims
- 0647US11473377B2Rotating control device with flexible sleeveNTDRILL HOLDINGS LLC·Filed 2020·Granted Oct 18, 2022·0 cites·12 claims
- 0743US2020182006A1Rotating Control Device with Mechanical SealNTDRILL HOLDINGS LLC·Filed 2019·Application pending·0 cites
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