Inventor
ARTHERHOLT DANNY L
US14 patents
Patents
14 patentsUS11028929B2Jun 8, 2021
Valve with pressure differential seating
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US10969023B2Apr 6, 2021
Valve with pressure differential seating
OIL STATES ENERGY SERVICES LLC6 citations83
US10570692B1Feb 25, 2020
Zipper bridge
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US10895139B2Jan 19, 2021
Frac manifold isolation tool
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US10309564B1Jun 4, 2019
Extendable spool
OIL STATES ENERGY SERVICES LLC7 citations82
US11572956B2Feb 7, 2023
Valve with pressure differential seating
OIL STATES ENERGY SERVICES LLC5 citations74
US11725738B2Aug 15, 2023
Valve assembly method
OIL STATES ENERGY SERVICES LLC3 citations71
US11585199B2Feb 21, 2023
Frac manifold isolation tool
OIL STATES ENERGY SERVICES LLC2 citations71
US11428088B2Aug 30, 2022
Frac manifold isolation tool
OIL STATES ENERGY SERVICES LLC1 citations71
US11214455B2Jan 4, 2022
Extendable spool
OIL STATES ENERGY SERVICES LLC4 citations71
US11168528B2Nov 9, 2021
Universal atmospheric deployment device
OIL STATES ENERGY SERVICES LLC3 citations71
US10858902B2Dec 8, 2020
Frac manifold and connector
OIL STATES ENERGY SERVICES LLC5 citations71
US11655900B2May 23, 2023
Valve with pressure differential seating
OIL STATES ENERGY SERVICES LLC1 citations62
US11091993B2Aug 17, 2021
Zipper bridge
OIL STATES ENERGY SERVICES LLC1 citations60