Inventor
JOHNSON CRAIG D
US42 patents
⚠️ This page may combine multiple inventors who share the name “JOHNSON CRAIG D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SCHLUMBERGER TECHNOLOGY CORP
31 patentsUS6848510B2Feb 1, 2005
Screen and method having a partial screen wrap
SCHLUMBERGER TECHNOLOGY CORP95 citations99
US6786285B2Sep 7, 2004
Flow control regulation method and apparatus
SCHLUMBERGER TECHNOLOGY CORP234 citations99
US7104324B2Sep 12, 2006
Intelligent well system and method
SCHLUMBERGER TECHNOLOGY CORP91 citations98
US6817410B2Nov 16, 2004
Intelligent well system and method
SCHLUMBERGER TECHNOLOGY CORP151 citations98
US6789621B2Sep 14, 2004
Intelligent well system and method
SCHLUMBERGER TECHNOLOGY CORP151 citations98
US6695067B2Feb 24, 2004
Wellbore isolation technique
SCHLUMBERGER TECHNOLOGY CORP125 citations98
US7182134B2Feb 27, 2007
Intelligent well system and method
SCHLUMBERGER TECHNOLOGY CORP56 citations96
US7131494B2Nov 7, 2006
Screen and method having a partial screen wrap
SCHLUMBERGER TECHNOLOGY CORP33 citations96
US6799637B2Oct 5, 2004
Expandable tubing and method
SCHLUMBERGER TECHNOLOGY CORP49 citations96
US6772836B2Aug 10, 2004
Expandable tubing and method
SCHLUMBERGER TECHNOLOGY CORP33 citations96
US6745843B2Jun 8, 2004
Base-pipe flow control mechanism
SCHLUMBERGER TECHNOLOGY CORP57 citations96
US6719064B2Apr 13, 2004
Expandable completion system and method
SCHLUMBERGER TECHNOLOGY CORP167 citations96
US6695054B2Feb 24, 2004
Expandable sand screen and methods for use
SCHLUMBERGER TECHNOLOGY CORP57 citations96
US6648071B2Nov 18, 2003
Apparatus comprising expandable bistable tubulars and methods for their use in wellbores
SCHLUMBERGER TECHNOLOGY CORP40 citations96
US6688397B2Feb 10, 2004
Technique for expanding tubular structures
SCHLUMBERGER TECHNOLOGY CORP193 citations95
US7493959B2Feb 24, 2009
Joining tubular members
SCHLUMBERGER TECHNOLOGY CORP49 citations94
US7168486B2Jan 30, 2007
Apparatus comprising expandable bistable tubulars and methods for their use in wellbores
SCHLUMBERGER TECHNOLOGY CORP24 citations93
US7134501B2Nov 14, 2006
Expandable sand screen and methods for use
SCHLUMBERGER TECHNOLOGY CORP25 citations93
US7048052B2May 23, 2006
Apparatus comprising expandable bistable tubulars and methods for their use in wellbores
SCHLUMBERGER TECHNOLOGY CORP18 citations93
US7398831B2Jul 15, 2008
Expandable tubing and method
SCHLUMBERGER TECHNOLOGY CORP11 citations92
US7185709B2Mar 6, 2007
Expandable tubing and method
SCHLUMBERGER TECHNOLOGY CORP18 citations92
US7156180B2Jan 2, 2007
Expandable tubing and method
SCHLUMBERGER TECHNOLOGY CORP15 citations92
US6679334B2Jan 20, 2004
Use of helically wound tubular structure in the downhole environment
SCHLUMBERGER TECHNOLOGY CORP35 citations92
US6675901B2Jan 13, 2004
Use of helically wound tubular structure in the downhole environment
SCHLUMBERGER TECHNOLOGY CORP27 citations92
US7055609B2Jun 6, 2006
Handling and assembly equipment and method
SCHLUMBERGER TECHNOLOGY CORP23 citations90
US7036600B2May 2, 2006
Technique for deploying expandables
SCHLUMBERGER TECHNOLOGY CORP23 citations88
US7681640B2Mar 23, 2010
Screen and method having a partial screen wrap
SCHLUMBERGER TECHNOLOGY CORP11 citations84
US7086476B2Aug 8, 2006
Expandable devices and method
SCHLUMBERGER TECHNOLOGY CORP13 citations84
US7866708B2Jan 11, 2011
Joining tubular members
SCHLUMBERGER TECHNOLOGY CORP13 citations82
US7168485B2Jan 30, 2007
Expandable systems that facilitate desired fluid flow
SCHLUMBERGER TECHNOLOGY CORP15 citations82
US7191842B2Mar 20, 2007
Collapse resistant expandables for use in wellbore environments
SCHLUMBERGER TECHNOLOGY CORP14 citations79