Assignee
BELEW DAVID
4 granted patents·31 citations·filing 2005–2015
Technology mixE21B4
Top patents by PatentIndex Score
4 records- 0186US7686101B2Method and apparatus for laterally drilling through a subterranean formationBELEW DAVID·Filed 2005·Granted Mar 30, 2010·29 cites·48 claims
- 0261US8915311B2Method and apparatus for drilling a zero-radius lateralBELEW DAVID·Filed 2011·Granted Dec 23, 2014·2 cites·22 claims
- 0348US9316079B2Method and apparatus for milling a zero radius lateral window in casingBELEW DAVID·Filed 2015·Granted Apr 19, 2016·0 cites·20 claims
- 0447US9097083B2Method and apparatus for milling a zero radius lateral window in casingBELEW DAVID·Filed 2011·Granted Aug 4, 2015·0 cites·12 claims
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