Inventor · disambiguated record
Andrew Mcpherson Downie
Also filed as: DOWNIE ANDREW · DOWNIE ANDREW M · DOWNIE ANDREW MCPHERSON
16 granted patents·130 citations·filing 1993–2017
93Inventor score
Files withHALLIBURTON ENERGY SERVICES INC7SMITH INTERNATIONAL4NEYRFOR WEIR LTD2DOWNIE ANDREW M1DOWNIE ANDREW MCPHERSON1
Top patents by PatentIndex Score
16 records- 0183US9777540B2Drilling motor with one-way rotary clutchHALLIBURTON ENERGY SERVICES INC·Filed 2012·Granted Oct 3, 2017·10 cites·31 claims
- 0277US9714543B2Downhole drilling assemblyHALLIBURTON ENERGY SERVICES INC·Filed 2014·Granted Jul 25, 2017·5 cites·18 claims
- 0371US9523263B2Drilling turbine power generationHALLIBURTON ENERGY SERVICES INC·Filed 2014·Granted Dec 20, 2016·4 cites·20 claims
- 0470US10119386B2Downhole turbine tachometerHALLIBURTON ENERGY SERVICES INC·Filed 2014·Granted Nov 6, 2018·2 cites·17 claims
- 0562US9249630B2Downhole drilling assemblyDOWNIE ANDREW MCPHERSON·Filed 2010·Granted Feb 2, 2016·3 cites·27 claims
- 0661US10273800B2Turbine drilling assembly with near drilling bit sensorsDOWNIE ANDREW M·Filed 2012·Granted Apr 30, 2019·3 cites·11 claims
- 0757US10119336B2Downhole drilling assemblyHALLIBURTON ENERGY SERVICES INC·Filed 2014·Granted Nov 6, 2018·1 cites·30 claims
- 0857US7802638B2Drive systemSMITH INTERNATIONAL·Filed 2008·Granted Sep 28, 2010·5 cites·13 claims
- 0956US7416034B2Drive systemSMITH INTERNATIONAL·Filed 2001·Granted Aug 26, 2008·19 cites·26 claims
- 1055US9518462B2Turbine for transmitting electrical dataHALLIBURTON ENERGY SERVICES INC·Filed 2013·Granted Dec 13, 2016·1 cites·20 claims
- 1149US6629571B1Downhole motor assemblyNEYRFOR WEIR LTD·Filed 1999·Granted Oct 7, 2003·25 cites·29 claims
- 1243US7204326B2Drilling turbineSMITH INTERNATIONAL·Filed 2003·Granted Apr 17, 2007·8 cites·23 claims
- 1342US10718374B2Stabilizers and bearings for extreme wear applicationsHALLIBURTON ENERGY SERVICES INC·Filed 2017·Granted Jul 21, 2020·0 cites·18 claims
- 1442US7252150B2Downhole toolSMITH INTERNATIONAL·Filed 2004·Granted Aug 7, 2007·7 cites·26 claims
- 1536US5853053AStabilization devices for drill motorsNEYRFOR WEIR LTD·Filed 1995·Granted Dec 29, 1998·20 cites·11 claims
- 1636US5513714AStabilization devices for drill motorsNEYROFOR WEIR LIMITED·Filed 1993·Granted May 7, 1996·17 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →