Assignee
LEE DEAN
US·2 granted patents·24 citations·filing 2011–2011
Technology mixE21B2
Top patents by PatentIndex Score
2 records- 0186US8272447B2Methods and apparatus for drilling, completing and configuring U-tube boreholesLEE DEAN·Filed 2011·Granted Sep 25, 2012·12 cites·20 claims
- 0286US8146685B2Methods and apparatus for drilling, completing and configuring U-tube boreholesLEE DEAN·Filed 2011·Granted Apr 3, 2012·12 cites·19 claims
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