Inventor
LIEVOIS JOHN
US14 patents
⚠️ This page may combine multiple inventors who share the name “LIEVOIS JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WEATHERFORD LAMB
7 patentsUS7233001B2Jun 19, 2007
Multi-channel infrared optical phase fraction meter
WEATHERFORD LAMB25 citations92
US7834312B2Nov 16, 2010
Water detection and 3-phase fraction measurement systems
WEATHERFORD LAMB16 citations91
US7654155B2Feb 2, 2010
Wet-gas flowmeter
WEATHERFORD LAMB18 citations91
US9347310B2May 24, 2016
Multiphase flowmeter for subsea applications
WEATHERFORD LAMB16 citations82
US8039793B2Oct 18, 2011
Water detection and 3-phase fraction measurement systems
WEATHERFORD LAMB5 citations72
US7938023B2May 10, 2011
Wet-gas flowmeter
WEATHERFORD LAMB2 citations61
US8569686B2Oct 29, 2013
Multi-channel infrared optical phase fraction meter
WEATHERFORD LAMB0 citations51
LIEVOIS JOHN
4 patentsUS8461519B2Jun 11, 2013
Water detection and 3-phase fraction measurement systems
LIEVOIS JOHN9 citations81
US9002650B2Apr 7, 2015
Multiphase flow meter for subsea applications using hydrate inhibitor measurement
LIEVOIS JOHN7 citations80
US8436309B2May 7, 2013
Multi-channel infrared optical phase fraction meter
LIEVOIS JOHN0 citations50
US8274041B2Sep 25, 2012
Water detection and 3-phase fraction measurement systems
LIEVOIS JOHN0 citations49
WEATHERFORD TECH HOLDINGS LLC
2 patentsUS11448536B2Sep 20, 2022
Measuring component concentrations of nonhomogeneous immiscible mixtures in multiphase flows using near-infrared (NIR) filter photometry
WEATHERFORD TECH HOLDINGS LLC2 citations71
US11815380B2Nov 14, 2023
Measuring component concentrations of nonhomogeneous immiscible mixtures in multiphase flows using near-infrared (NIR) filter photometry
WEATHERFORD TECH HOLDINGS LLC0 citations61