Inventor
MCKENZIE ANDREW IAN
US6 patents
Patents
6 patentsUS11613940B2Mar 28, 2023
Devices, systems, and methods for robotic pipe handling
NAT OILWELL VARCO LP11 citations83
US11274508B2Mar 15, 2022
Robotic pipe handling from outside a setback area
NAT OILWELL VARCO LP13 citations81
US11982139B2May 14, 2024
Passive spacer system
NAT OILWELL VARCO LP2 citations68
US11834914B2Dec 5, 2023
Quick coupling drill pipe connector
NAT OILWELL VARCO LP2 citations68
US11988059B2May 21, 2024
Dual activity top drive
NAT OILWELL VARCO LP1 citations59
US12345105B2Jul 1, 2025
Horizontal racking and stand building system
NAT OILWELL VARCO LP0 citations48