Assignee
GADU INC
US4 patents
Top patents by PatentIndex Score
US6640892B1Nov 4, 2003
Tubing string rotator
GADU INC25 citations92
US7306031B2Dec 11, 2007
Tubing string rotator and method
GADU INC22 citations91
US6318459B1Nov 20, 2001
Device for anchoring an oil well tubing string within an oil well casing
GADU INC32 citations91
US7000888B2Feb 21, 2006
Pump rod clamp and blowout preventer
GADU INC18 citations82