Inventor
DU MICHAEL HUI
US13 patents
⚠️ This page may combine multiple inventors who share the name “DU MICHAEL HUI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SCHLUMBERGER TECHNOLOGY CORP
10 patentsUS7182584B2Feb 27, 2007
Motor protector
SCHLUMBERGER TECHNOLOGY CORP16 citations83
US10145496B2Dec 4, 2018
Rotary shouldered connections and thread design
SCHLUMBERGER TECHNOLOGY CORP8 citations82
US7404446B2Jul 29, 2008
Well tool protection system and method
SCHLUMBERGER TECHNOLOGY CORP5 citations72
US10160033B2Dec 25, 2018
Cold rolling devices and cold rolled rotary shouldered connection threads
SCHLUMBERGER TECHNOLOGY CORP2 citations67
US7595573B2Sep 29, 2009
Submersible electric motor terminated for auxiliary tools
SCHLUMBERGER TECHNOLOGY CORP3 citations62
US10662722B2May 26, 2020
Threaded connections and downhole tools incorporating the same
SCHLUMBERGER TECHNOLOGY CORP1 citations61
US12435618B2Oct 7, 2025
Integrated drilling system
SCHLUMBERGER TECHNOLOGY CORP0 citations59
US12163417B1Dec 10, 2024
Integrated drilling system
SCHLUMBERGER TECHNOLOGY CORP1 citations59
US11389858B2Jul 19, 2022
Cold rolling devices and cold rolled rotary shouldered connection threads
SCHLUMBERGER TECHNOLOGY CORP0 citations56
US10677017B2Jun 9, 2020
System and methodology for utilizing a flow control valve
SCHLUMBERGER TECHNOLOGY CORP0 citations30