Assignee

1914415 ALBERTA LTD

CA·2 granted patents·2 citations·filing 2016–2020

Technology mixE21B2 F04B2 F16H2

Top patents by PatentIndex Score

2 records

0172US10605014B2Polished rod rotator with height adjuster1914415 ALBERTA LTD·Filed 2016·Granted Mar 31, 2020·2 cites·17 claims
0256US11060359B2Polished rod rotator with height adjuster1914415 ALBERTA LTD·Filed 2020·Granted Jul 13, 2021·0 cites·11 claims

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