Assignee

CHAUFFE STEPHEN J

US·2 granted patents·27 citations·filing 2012–2012

Technology mixE21B2 F16K1

Top patents by PatentIndex Score

2 records

0193US9004179B2Multi-actuating seat and drop elementCHAUFFE STEPHEN J·Filed 2012·Granted Apr 14, 2015·20 cites·22 claims
0279US9016391B1Swellable packer with internal backup ringCHAUFFE STEPHEN J·Filed 2012·Granted Apr 28, 2015·7 cites·20 claims

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