Assignee
PURKIS DANIEL
GB·9 granted patents·1 pending application·119 citations·filing 2005–2011
Top patents by PatentIndex Score
10 records- 0196US8833469B2Method of and apparatus for completing a wellPURKIS DANIEL·Filed 2008·Granted Sep 16, 2014·59 cites·29 claims
- 0289US9488046B2Apparatus and method for downhole communicationPURKIS DANIEL·Filed 2010·Granted Nov 8, 2016·14 cites·29 claims
- 0378US9115573B2Remote actuation of a downhole toolPURKIS DANIEL·Filed 2005·Granted Aug 25, 2015·19 cites·32 claims
- 0467US9103197B2Switching device for, and a method of switching, a downhole toolPURKIS DANIEL·Filed 2009·Granted Aug 11, 2015·7 cites·18 claims
- 0565US8191570B2Bi-directional flapper valvePURKIS DANIEL·Filed 2007·Granted Jun 5, 2012·8 cites·20 claims
- 0664US8490691B2PlugPURKIS DANIEL·Filed 2005·Granted Jul 23, 2013·7 cites·23 claims
- 0759US8839872B2Tree plugPURKIS DANIEL·Filed 2007·Granted Sep 23, 2014·4 cites·62 claims
- 0849US8973666B2Running adapterPURKIS DANIEL·Filed 2011·Granted Mar 10, 2015·0 cites·14 claims
- 0948US8950503B2Control systemPURKIS DANIEL·Filed 2009·Granted Feb 10, 2015·1 cites·26 claims
- 1041US2010200243A1Method and devicePURKIS DANIEL·Filed 2008·Application pending·0 cites
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