Humble, Texas
United States
4
2019-01-03
The entities that hold a legal rights for patent applications filed by inventor Mabry Wayne J.:
Wayne J. Mabry from Humble, US has applied for patents for these inventions. The list has both pending applications and granted patents:
ENHANCED RISER-BASED GAS-LIFT APPARATUS
#2 | 2017-07-13HYDRAULIC LOCK COMPENSATING DUMMY VALVE
#3 | 2014-12-04Side Pocket Barrier Valve Gas Lift and Mandrel
#4 | 2011-12-29Barrier side pocket mandrel and gas life valve
987490 ⎘