Inventor
MCDOUGALL PATRICK
CA9 patents
⚠️ This page may combine multiple inventors who share the name “MCDOUGALL PATRICK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DRILLFORM TECHNICAL SERVICES LTD
7 patentsUS10538976B2Jan 21, 2020
Floor wrench for a drilling rig
DRILLFORM TECHNICAL SERVICES LTD9 citations82
US11608694B2Mar 21, 2023
Floor wrench for a drilling rig
DRILLFORM TECHNICAL SERVICES LTD4 citations71
US10718171B2Jul 21, 2020
Modified die block for drilling rig floor wrench
DRILLFORM TECHNICAL SERVICES LTD3 citations71
US10309169B2Jun 4, 2019
Spinner wrench for a drilling rig
DRILLFORM TECHNICAL SERVICES LTD6 citations71
US10247279B2Apr 2, 2019
Integrated roller-gearbox for spinner wrench
DRILLFORM TECHNICAL SERVICES LTD4 citations71
US10480264B2Nov 19, 2019
Transitioning pipe handler
DRILLFORM TECHNICAL SERVICES LTD1 citations55
US12060752B2Aug 13, 2024
Floor wrench for a drilling rig
DRILLFORM TECHNICAL SERVICES LTD0 citations48