Inventor

KEY JOHN ROLAND

US2 patents

Patents

2 patents

US9243480B2Jan 26, 2016

System and method for activating a down hole tool

HALLIBURTON ENERGY SERVICES INC3 citations67

US9500066B2Nov 22, 2016

System and method for activating a down hole tool

HALLIBURTON ENERGY SERVICES INC0 citations46