Assignee
WEATHERFORD CANADA LTD
CA·3 granted patents·4 citations·filing 2017–2019
Top patents by PatentIndex Score
3 records- 0186US10190970B2Tilted grating sensorWEATHERFORD CANADA LTD·Filed 2017·Granted Jan 29, 2019·3 cites·9 claims
- 0271US10246989B2Pressure sensor arrangement using an optical fiber and methodologies for performing an analysis of a subterranean formationWEATHERFORD CANADA LTD·Filed 2017·Granted Apr 2, 2019·1 cites·21 claims
- 0365US10837274B2Pressure sensor arrangement using an optical fiber and methodologies for performing an analysis of a subterranean formationWEATHERFORD CANADA LTD·Filed 2019·Granted Nov 17, 2020·0 cites·20 claims
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