Inventor
DUNLOP JONATHAN
GB12 patents
⚠️ This page may combine multiple inventors who share the name “DUNLOP JONATHAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SCHLUMBERGER TECHNOLOGY CORP
10 patentsUS6868920B2Mar 22, 2005
Methods and systems for averting or mitigating undesirable drilling events
SCHLUMBERGER TECHNOLOGY CORP121 citations94
US7128167B2Oct 31, 2006
System and method for rig state detection
SCHLUMBERGER TECHNOLOGY CORP84 citations93
US10108155B2Oct 23, 2018
System and method for online automation
SCHLUMBERGER TECHNOLOGY CORP3 citations70
US12305506B1May 20, 2025
System, method and apparatus for estimating formation strength
SCHLUMBERGER TECHNOLOGY CORP3 citations68
US12577869B2Mar 17, 2026
System, method, and apparatus for instrumented engagement elements
SCHLUMBERGER TECHNOLOGY CORP0 citations62
US12473826B1Nov 18, 2025
Instrumented movable drill bit cutter
SCHLUMBERGER TECHNOLOGY CORP0 citations60
US9416646B2Aug 16, 2016
Determining drill string status in a wellbore
SCHLUMBERGER TECHNOLOGY CORP2 citations58
US10473816B2Nov 12, 2019
Calibrations for a well drilling apparatus
SCHLUMBERGER TECHNOLOGY CORP1 citations56
US10920584B2Feb 16, 2021
Detection of influx and loss of circulation
SCHLUMBERGER TECHNOLOGY CORP1 citations55
US12560738B2Feb 24, 2026
System method and apparatus for detecting downhole features
SCHLUMBERGER TECHNOLOGY CORP0 citations51