Inventor · disambiguated record
John Lievois
Also filed as: LIEVOIS JOHN · LIEVOIS JOHN S
16 granted patents·2 pending applications·299 citations·filing 1998–2023
93Inventor score
Files withWEATHERFORD LAMB7LIEVOIS JOHN4BLUE SKY MEASUREMENTS INC2PREMIER INSTR INC2WEATHERFORD TECH HOLDINGS LLC2
Top patents by PatentIndex Score
18 records- 0193US9347310B2Multiphase flowmeter for subsea applicationsWEATHERFORD LAMB·Filed 2013·Granted May 24, 2016·16 cites·20 claims
- 0293US7233001B2Multi-channel infrared optical phase fraction meterWEATHERFORD LAMB·Filed 2005·Granted Jun 19, 2007·25 cites·22 claims
- 0391US7834312B2Water detection and 3-phase fraction measurement systemsWEATHERFORD LAMB·Filed 2007·Granted Nov 16, 2010·16 cites·18 claims
- 0490US8461519B2Water detection and 3-phase fraction measurement systemsLIEVOIS JOHN·Filed 2012·Granted Jun 11, 2013·9 cites·19 claims
- 0590US6292756B1Narrow band infrared water fraction apparatus for gas well and liquid hydrocarbon flow stream usePREMIER INSTR INC·Filed 2000·Granted Sep 18, 2001·126 cites·20 claims
- 0688US7654155B2Wet-gas flowmeterWEATHERFORD LAMB·Filed 2007·Granted Feb 2, 2010·18 cites·16 claims
- 0787US8039793B2Water detection and 3-phase fraction measurement systemsWEATHERFORD LAMB·Filed 2010·Granted Oct 18, 2011·5 cites·19 claims
- 0882US11448536B2Measuring component concentrations of nonhomogeneous immiscible mixtures in multiphase flows using near-infrared (NIR) filter photometryWEATHERFORD TECH HOLDINGS LLC·Filed 2019·Granted Sep 20, 2022·2 cites·20 claims
- 0981US9002650B2Multiphase flow meter for subsea applications using hydrate inhibitor measurementLIEVOIS JOHN·Filed 2010·Granted Apr 7, 2015·7 cites·17 claims
- 1080US6076049ANarrow band infrared water cut meterPREMIER INSTR INC·Filed 1998·Granted Jun 13, 2000·70 cites·25 claims
- 1178US11692932B2Methane monitoring and detection apparatus and methodsBLUE SKY MEASUREMENTS INC·Filed 2021·Granted Jul 4, 2023·3 cites·39 claims
- 1277US11815380B2Measuring component concentrations of nonhomogeneous immiscible mixtures in multiphase flows using near-infrared (NIR) filter photometryWEATHERFORD TECH HOLDINGS LLC·Filed 2022·Granted Nov 14, 2023·0 cites·22 claims
- 1368US7938023B2Wet-gas flowmeterWEATHERFORD LAMB·Filed 2010·Granted May 10, 2011·2 cites·20 claims
- 1460US8569686B2Multi-channel infrared optical phase fraction meterWEATHERFORD LAMB·Filed 2013·Granted Oct 29, 2013·0 cites·20 claims
- 1556US8436309B2Multi-channel infrared optical phase fraction meterLIEVOIS JOHN·Filed 2007·Granted May 7, 2013·0 cites·11 claims
- 1656US8274041B2Water detection and 3-phase fraction measurement systemsLIEVOIS JOHN·Filed 2011·Granted Sep 25, 2012·0 cites·19 claims
- 1749US2023324291A1Methane monitoring and detection apparatus and methodsBLUE SKY MEASUREMENTS INC·Filed 2023·Application pending·0 cites
- 1832US2012251335A1Pump controller with multiphase measurementHURST GREGG·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →