Inventor
HARDIN JR JOHN R
US14 patents
⚠️ This page may combine multiple inventors who share the name “HARDIN JR JOHN R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HALLIBURTON ENERGY SERV INC
9 patentsUS6581699B1Jun 24, 2003
Steerable drilling system and method
HALLIBURTON ENERGY SERV INC173 citations98
US7147066B2Dec 12, 2006
Steerable drilling system and method
HALLIBURTON ENERGY SERV INC47 citations95
US7966875B2Jun 28, 2011
Methods and apparatus for measuring formation properties
HALLIBURTON ENERGY SERV INC34 citations91
US7603897B2Oct 20, 2009
Downhole probe assembly
HALLIBURTON ENERGY SERV INC21 citations91
US7243537B2Jul 17, 2007
Methods for measuring a formation supercharge pressure
HALLIBURTON ENERGY SERV INC24 citations90
US7204309B2Apr 17, 2007
MWD formation tester
HALLIBURTON ENERGY SERV INC42 citations90
US7621343B2Nov 24, 2009
Steerable drilling system and method
HALLIBURTON ENERGY SERV INC9 citations83
US7395879B2Jul 8, 2008
MWD formation tester
HALLIBURTON ENERGY SERV INC13 citations81
US7416026B2Aug 26, 2008
Apparatus for changing flowbore fluid temperature
HALLIBURTON ENERGY SERV INC7 citations67