Inventor
HAVINGA RICHARD D
CA9 patents
⚠️ This page may combine multiple inventors who share the name “HAVINGA RICHARD D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
XTREME COIL DRILLING CORP
4 patentsUS7628229B2Dec 8, 2009
Mobile drilling rig with replaceable dolly
XTREME COIL DRILLING CORP27 citations91
US7401656B2Jul 22, 2008
Mobile drilling rig with dual carriers
XTREME COIL DRILLING CORP28 citations91
US7185708B2Mar 6, 2007
Coiled tubing/top drive rig and method
XTREME COIL DRILLING CORP36 citations91
US7478677B2Jan 20, 2009
Coiled tubing/top drive rig and method
XTREME COIL DRILLING CORP2 citations61
HAVINGA RICHARD D
4 patentsUS8887800B2Nov 18, 2014
Coil tubing rig and carrier system
HAVINGA RICHARD D21 citations84
US7810556B2Oct 12, 2010
Lubricator for use with coiled tubing apparatus and universal rig having coiled tubing and top drive capability
HAVINGA RICHARD D17 citations81
US8408288B2Apr 2, 2013
System for conducting jointed pipe and coiled tubing operations
HAVINGA RICHARD D3 citations60
US8176976B2May 15, 2012
Lubricator for use with coiled tubing apparatus and universal rig having coiled tubing and top drive capability
HAVINGA RICHARD D4 citations60