Houston, Texas
United States
8
2010-12-23
8
2013-10-29
These are the the leading inventors for applications assigned to VARCO I/P:
VARCO I/P based in Houston, US has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Shear seal blowout preventer
#2 | 2009-03-05 ✅ Patent 7,980,392 granted on 2011-07-19Shale shaker screens with aligned wires
#3 | 2009-03-05 ✅ Patent 8,622,220 granted on 2014-01-07Vibratory separators and screens
#4 | 2007-11-01 ✅ Patent 7,401,664 granted on 2008-07-22Top drive systems
#5 | 2007-08-28 ✅ Patent 7,261,155 granted on 2007-08-28Cable side-entry sub with grease injection flow tubes
#6 | 2007-03-08 ✅ Patent 7,523,644 granted on 2009-04-28Method and apparatus for verifying the integrity of a joint seal
#7 | 2006-11-16 ✅ Patent 7,270,190 granted on 2007-09-18Variable size coil tubing gripping elements
#8 | 2005-03-01 ✅ Patent 6,862,099 granted on 2005-03-01Tubular ovality testing
229081 ⎘