Individual holder
DUPHORNE DARIN H
US·7 granted patents·33 citations·filing 2009–2014
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
7 records- 0190US8424609B2Apparatus and method for controlling fluid flow between formations and wellboresDUPHORNE DARIN H·Filed 2010·Granted Apr 23, 2013·16 cites·24 claims
- 0278US8672041B2Convertible downhole devicesDUPHORNE DARIN H·Filed 2010·Granted Mar 18, 2014·5 cites·7 claims
- 0370US9797218B2Wellbore systems with hydrocarbon leak detection apparatus and methodsDUPHORNE DARIN H·Filed 2014·Granted Oct 24, 2017·3 cites·16 claims
- 0469US10024146B2System and method for reduction of an effect of a tube waveDUPHORNE DARIN H·Filed 2014·Granted Jul 17, 2018·2 cites·20 claims
- 0569US9512701B2Flow control devices including a sand screen and an inflow control device for use in wellboresDUPHORNE DARIN H·Filed 2013·Granted Dec 6, 2016·3 cites·29 claims
- 0655US8251154B2Tubular system with selectively engagable sleeves and methodDUPHORNE DARIN H·Filed 2009·Granted Aug 28, 2012·4 cites·21 claims
- 0752US9593572B2Apparatus and methods for leak detection in wellbores using nonradioactive tracersDUPHORNE DARIN H·Filed 2014·Granted Mar 14, 2017·0 cites·19 claims
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