Inventor
LIESS MARTIN
DE37 patents
⚠️ This page may combine multiple inventors who share the name “LIESS MARTIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WEATHERFORD TECH HOLDINGS LLC
22 patentsUS10323484B2Jun 18, 2019
Combined multi-coupler for a top drive and a method for using the same for constructing a wellbore
WEATHERFORD TECH HOLDINGS LLC25 citations94
US10309166B2Jun 4, 2019
Genset for top drive unit
WEATHERFORD TECH HOLDINGS LLC18 citations84
US10697256B2Jun 30, 2020
Electronic control system for a tubular handling tool
WEATHERFORD TECH HOLDINGS LLC4 citations83
US10626683B2Apr 21, 2020
Tool identification
WEATHERFORD TECH HOLDINGS LLC9 citations82
US11225854B2Jan 18, 2022
Modular top drive system
WEATHERFORD TECH HOLDINGS LLC3 citations73
US11136838B1Oct 5, 2021
Load cell for a tong assembly
WEATHERFORD TECH HOLDINGS LLC2 citations73
US10590744B2Mar 17, 2020
Modular connection system for top drive
WEATHERFORD TECH HOLDINGS LLC3 citations73
US10527104B2Jan 7, 2020
Combined multi-coupler for top drive
WEATHERFORD TECH HOLDINGS LLC4 citations73
US10253581B2Apr 9, 2019
Electronic control system for a tubular handling tool
WEATHERFORD TECH HOLDINGS LLC2 citations72
US10081991B2Sep 25, 2018
Modular adapter for tongs
WEATHERFORD TECH HOLDINGS LLC3 citations72
US10954753B2Mar 23, 2021
Tool coupler with rotating coupling method for top drive
WEATHERFORD TECH HOLDINGS LLC3 citations71
US10132126B2Nov 20, 2018
Modular top drive
WEATHERFORD TECH HOLDINGS LLC6 citations71
US10337264B2Jul 2, 2019
Movable tong assembly
WEATHERFORD TECH HOLDINGS LLC4 citations70
US10648255B2May 12, 2020
Tubular stabbing guide for tong assembly
WEATHERFORD TECH HOLDINGS LLC1 citations62
US10443326B2Oct 15, 2019
Combined multi-coupler
WEATHERFORD TECH HOLDINGS LLC1 citations62
US10465457B2Nov 5, 2019
Tool detection and alignment for tool installation
WEATHERFORD TECH HOLDINGS LLC1 citations61
US11970915B2Apr 30, 2024
Spider load indicator
WEATHERFORD TECH HOLDINGS LLC0 citations59
US10837495B2Nov 17, 2020
Tool coupler with threaded connection for top drive
WEATHERFORD TECH HOLDINGS LLC0 citations52
US10577892B2Mar 3, 2020
Positioning tool
WEATHERFORD TECH HOLDINGS LLC0 citations52
US10801277B2Oct 13, 2020
Electronic control system for a tubular handling tool
WEATHERFORD TECH HOLDINGS LLC0 citations51
US10428602B2Oct 1, 2019
Top drive torque measurement device
WEATHERFORD TECH HOLDINGS LLC0 citations51
US10745978B2Aug 18, 2020
Downhole tool coupling system
WEATHERFORD TECH HOLDINGS LLC0 citations42
WEATHERFORD LAMB
7 patentsUS8365834B2Feb 5, 2013
Tubular handling apparatus
WEATHERFORD LAMB46 citations95
US6814149B2Nov 9, 2004
Apparatus and method for positioning a tubular relative to a tong
WEATHERFORD LAMB95 citations95
US8776898B2Jul 15, 2014
Apparatus and methods for wedge lock prevention
WEATHERFORD LAMB29 citations93
US8708055B2Apr 29, 2014
Apparatus and methods for wedge lock prevention
WEATHERFORD LAMB29 citations93
US7707914B2May 4, 2010
Apparatus and methods for connecting tubulars
WEATHERFORD LAMB36 citations93
US7188548B2Mar 13, 2007
Adapter frame for a power frame
WEATHERFORD LAMB11 citations84
US8752636B2Jun 17, 2014
Tubular handling apparatus
WEATHERFORD LAMB4 citations81