Assignee
KELLNER JUSTIN C
US·3 granted patents·80 citations·filing 2011–2012
Technology mixE21B3
Top patents by PatentIndex Score
3 records- 0197US9133671B2Wireline supported bi-directional shifting tool with pumpdown featureKELLNER JUSTIN C·Filed 2011·Granted Sep 15, 2015·43 cites·10 claims
- 0294US9016388B2Wiper plug elements and methods of stimulating a wellbore environmentKELLNER JUSTIN C·Filed 2012·Granted Apr 28, 2015·24 cites·13 claims
- 0387US8662162B2Segmented collapsible ball seat allowing ball recoveryKELLNER JUSTIN C·Filed 2011·Granted Mar 4, 2014·13 cites·18 claims
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