Assignee
CATHEDRAL ENERGY SERVICES LTD
CA·6 granted patents·2 pending applications·39 citations·filing 2013–2019
Top patents by PatentIndex Score
8 records- 0194US9963938B2Directional drilling motorCATHEDRAL ENERGY SERVICES LTD·Filed 2015·Granted May 8, 2018·20 cites·24 claims
- 0294US8915788B2Universal joint for a downhole drilling motorCATHEDRAL ENERGY SERVICES LTD·Filed 2013·Granted Dec 23, 2014·17 cites·12 claims
- 0360US10683710B2Device for isolating a tool from axial vibration while maintaining conductor connectivityCATHEDRAL ENERGY SERVICES LTD·Filed 2017·Granted Jun 16, 2020·2 cites·20 claims
- 0454US10989302B2Method and device for mounting shaft seals permitting eccentric motionCATHEDRAL ENERGY SERVICES LTD·Filed 2019·Granted Apr 27, 2021·0 cites·6 claims
- 0549US10378650B2Method and device for mounting shaft seals permitting eccentric motionCATHEDRAL ENERGY SERVICES LTD·Filed 2017·Granted Aug 13, 2019·0 cites·10 claims
- 0649US2016123468A1Seal for an oil sealed bearing assemblyCATHEDRAL ENERGY SERVICES LTD·Filed 2014·Application pending·0 cites
- 0745US9377056B2Bearing stack for a down-hole drilling motorCATHEDRAL ENERGY SERVICES LTD·Filed 2015·Granted Jun 28, 2016·0 cites·20 claims
- 0835US2013234859A1Method for Transmission of Data from a Downhole Sensor ArrayCATHEDRAL ENERGY SERVICES LTD·Filed 2013·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →