Inventor
TURNER DEWAYNE M
US12 patents
⚠️ This page may combine multiple inventors who share the name “TURNER DEWAYNE M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BJ SERVICES CO
11 patentsUS7150326B2Dec 19, 2006
Bi-directional ball seat system and method
BJ SERVICES CO131 citations98
US7021389B2Apr 4, 2006
Bi-directional ball seat system and method
BJ SERVICES CO174 citations98
US7520333B2Apr 21, 2009
Hydraulic sleeve valve with position indication, alignment, and bypass
BJ SERVICES CO25 citations91
US7490669B2Feb 17, 2009
Multi-zone, single trip well completion system and methods of use
BJ SERVICES CO40 citations90
US7845416B2Dec 7, 2010
Hydraulic sleeve valve with position indication, alignment, and bypass
BJ SERVICES CO14 citations84
US7395862B2Jul 8, 2008
Combination jar and disconnect tool
BJ SERVICES CO13 citations84
US7201232B2Apr 10, 2007
Washpipeless isolation strings and methods for isolation with object holding service tool
BJ SERVICES CO15 citations83
US7383884B1Jun 10, 2008
Cross-over tool
BJ SERVICES CO12 citations82
US6981551B2Jan 3, 2006
Cross-over tool return port cover
BJ SERVICES CO6 citations71
US7497265B2Mar 3, 2009
Reclosable mechanical annular flow valve
BJ SERVICES CO3 citations62
US7210535B2May 1, 2007
Isolation system comprising a plug and a circulation valve and method of use
BJ SERVICES CO2 citations62