Assignee
ZHOU SHAOHUA
SA·6 granted patents·138 citations·filing 2010–2012
Technology mixE21B6
Top patents by PatentIndex Score
6 records- 0198US9470059B2Bottom hole assembly for deploying an expandable liner in a wellboreZHOU SHAOHUA·Filed 2012·Granted Oct 18, 2016·41 cites·17 claims
- 0297US8453724B2Tool for recovering junk and debris from a wellbore of a wellZHOU SHAOHUA·Filed 2010·Granted Jun 4, 2013·42 cites·28 claims
- 0394US8720561B2Sliding stage cementing tool and methodZHOU SHAOHUA·Filed 2011·Granted May 13, 2014·22 cites·17 claims
- 0491US8833466B2Self-controlled inflow control deviceZHOU SHAOHUA·Filed 2011·Granted Sep 16, 2014·15 cites·18 claims
- 0586US8657004B2Sliding stage cementing toolZHOU SHAOHUA·Filed 2011·Granted Feb 25, 2014·10 cites·18 claims
- 0683US8826992B2Circulation and rotation toolZHOU SHAOHUA·Filed 2011·Granted Sep 9, 2014·8 cites·20 claims
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