Assignee
WILLIAMSON JR JIMMIE R
US·3 granted patents·23 citations·filing 2010–2011
Technology mixE21B3
Top patents by PatentIndex Score
3 records- 0194US8096363B2Circulation control valve and associated methodWILLIAMSON JR JIMMIE R·Filed 2010·Granted Jan 17, 2012·19 cites·12 claims
- 0277US9016387B2Pressure equalization apparatus and associated systems and methodsWILLIAMSON JR JIMMIE R·Filed 2011·Granted Apr 28, 2015·4 cites·14 claims
- 0348US8662179B2Remotely operated production valve and methodWILLIAMSON JR JIMMIE R·Filed 2011·Granted Mar 4, 2014·0 cites·2 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →