Assignee
WWT NORTH AMERICA HOLDINGS INC
US·18 granted patents·3 pending applications·73 citations·filing 2012–2024
Top patents by PatentIndex Score
21 records- 0196US9228403B1Gripper assembly for downhole toolsWWT NORTH AMERICA HOLDINGS INC·Filed 2015·Granted Jan 5, 2016·10 cites·10 claims
- 0295US9988868B2Gripper assembly for downhole toolsWWT NORTH AMERICA HOLDINGS INC·Filed 2015·Granted Jun 5, 2018·7 cites·10 claims
- 0394US8944161B2Gripper assembly for downhole toolsWWT NORTH AMERICA HOLDINGS INC·Filed 2013·Granted Feb 3, 2015·10 cites·13 claims
- 0493US10934793B2Eccentric linkage gripperWWT NORTH AMERICA HOLDINGS INC·Filed 2018·Granted Mar 2, 2021·5 cites·10 claims
- 0592US11608699B2Eccentric linkage gripperWWT NORTH AMERICA HOLDINGS INC·Filed 2021·Granted Mar 21, 2023·2 cites·18 claims
- 0692US9488020B2Eccentric linkage gripperWWT NORTH AMERICA HOLDINGS INC·Filed 2014·Granted Nov 8, 2016·10 cites·32 claims
- 0787US10156107B2Eccentric linkage gripperWWT NORTH AMERICA HOLDINGS INC·Filed 2016·Granted Dec 18, 2018·3 cites·13 claims
- 0887US9447648B2High expansion or dual link gripperWWT NORTH AMERICA HOLDINGS INC·Filed 2012·Granted Sep 20, 2016·12 cites·24 claims
- 0986US11512578B2Downhole active torque control methodWWT NORTH AMERICA HOLDINGS INC·Filed 2020·Granted Nov 29, 2022·2 cites·15 claims
- 1084US12331605B2Eccentric linkage gripperWWT NORTH AMERICA HOLDINGS INC·Filed 2024·Granted Jun 17, 2025·0 cites·10 claims
- 1178US12024964B2Eccentric linkage gripperWWT NORTH AMERICA HOLDINGS INC·Filed 2023·Granted Jul 2, 2024·0 cites·2 claims
- 1272US11156077B2Casing imaging methodWWT NORTH AMERICA HOLDINGS INC·Filed 2019·Granted Oct 26, 2021·3 cites·13 claims
- 1370US10024102B2Oscillating mud motorWWT NORTH AMERICA HOLDINGS INC·Filed 2015·Granted Jul 17, 2018·2 cites·17 claims
- 1467US9708872B2Clean out subWWT NORTH AMERICA HOLDINGS INC·Filed 2014·Granted Jul 18, 2017·4 cites·20 claims
- 1564US9702197B2Reamer shoe attachment for flexible casing shoeWWT NORTH AMERICA HOLDINGS INC·Filed 2015·Granted Jul 11, 2017·2 cites·16 claims
- 1659US10760383B2Fail-safe high velocity flow casing shoeWWT NORTH AMERICA HOLDINGS INC·Filed 2017·Granted Sep 1, 2020·1 cites·19 claims
- 1755US11702928B2Casing imaging methodWWT NORTH AMERICA HOLDINGS INC·Filed 2021·Granted Jul 18, 2023·0 cites·7 claims
- 1854US12006778B2Non-rotating drill pipe protector tool having multiple types of hydraulic bearingsWWT NORTH AMERICA HOLDINGS INC·Filed 2022·Granted Jun 11, 2024·0 cites·19 claims
- 1941US2015129200A1Slim-line casing centralizerWWT NORTH AMERICA HOLDINGS INC·Filed 2014·Application pending·0 cites
- 2036US2016090832A1Electrical controller for anti-stall tools for downhole drilling assemblies and method of drilling optimization by downhole devicesWWT NORTH AMERICA HOLDINGS INC·Filed 2015·Application pending·0 cites
- 2135US2020158206A1Low friction cable protector clampWWT NORTH AMERICA HOLDINGS INC·Filed 2019·Application pending·0 cites
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