Inventor
HOLLAND JR WILLIAM RINEHART
US5 patents
Patents
5 patentsUS9879498B2Jan 30, 2018
Shear block design for blowout preventer
AXON EP INC7 citations78
US9732577B2Aug 15, 2017
Blowout preventer with hinged bonnet
AXON EP INC6 citations65
USD782542SMar 28, 2017
Hinged bonnet for a blowout preventer
AXON EP INC3 citations65
US9932795B2Apr 3, 2018
Lateral seal for blowout preventer shear blocks
AXON EP INC1 citations45
US10087700B2Oct 2, 2018
Multi-cavity blowout preventer
AXON EP INC0 citations36