Inventor · disambiguated record
John D. Macpherson
Also filed as: MACPHERSON JOHN · MACPHERSON JOHN D
39 granted patents·5 pending applications·957 citations·filing 1993–2020
98Inventor score
Top patents by PatentIndex Score
44 records- 0198US9557438B2System and method for well data analysisWESSLING STEFAN·Filed 2013·Granted Jan 31, 2017·129 cites·20 claims
- 0297US6732052B2Method and apparatus for prediction control in drilling dynamics using neural networksBAKER HUGHES INC·Filed 2001·Granted May 4, 2004·247 cites·25 claims
- 0393US7172037B2Real-time drilling optimization based on MWD dynamic measurementsBAKER HUGHES INC·Filed 2004·Granted Feb 6, 2007·180 cites·26 claims
- 0489US8474550B2Adaptive drilling control systemBYREDDY CHAKRADHAR R·Filed 2012·Granted Jul 2, 2013·25 cites·27 claims
- 0589US7650241B2Use of the dynamic downhole measurements as lithology indicatorsBAKER HUGHES INC·Filed 2006·Granted Jan 19, 2010·40 cites·34 claims
- 0688US9043152B2Realtime dogleg severity predictionSCHUBERTH FRANK·Filed 2011·Granted May 26, 2015·21 cites·8 claims
- 0787US9857271B2Life-time management of downhole tools and componentsBAKER HUGHES INC·Filed 2013·Granted Jan 2, 2018·9 cites·19 claims
- 0887US9007231B2Synchronization of distributed measurements in a boreholeMACPHERSON JOHN D·Filed 2013·Granted Apr 14, 2015·8 cites·19 claims
- 0987US7477161B2Bidirectional telemetry apparatus and methods for wellbore operationsBAKER HUGHES INC·Filed 2006·Granted Jan 13, 2009·25 cites·22 claims
- 1083US9044798B2Wired conduit segment and method of making samePETER ANDREAS·Filed 2010·Granted Jun 2, 2015·7 cites·9 claims
- 1183US7503403B2Method and apparatus for enhancing directional accuracy and control using bottomhole assembly bending measurementsBAKER HUGHES INC·Filed 2004·Granted Mar 17, 2009·64 cites·21 claims
- 1281US8256534B2Adaptive drilling control systemBYREDDY CHAKRADHAR R·Filed 2009·Granted Sep 4, 2012·21 cites·21 claims
- 1380US10100634B2Devices and methods to communicate information from below a surface cement plug in a plugged or abandoned wellBAKER HUGHES INC·Filed 2015·Granted Oct 16, 2018·3 cites·22 claims
- 1478US8788207B2Precise borehole geometry and BHA lateral motion based on real time caliper measurementsPEI JIANYONG·Filed 2011·Granted Jul 22, 2014·8 cites·20 claims
- 1577US11542814B2Telemetry system combining two telemetry methodsBAKER HUGHES OILFIELD OPERATIONS LLC·Filed 2020·Granted Jan 3, 2023·1 cites·19 claims
- 1677US10876926B2Life-time management of downhole tools and componentsBAKER HUGHES A GE CO LLC·Filed 2017·Granted Dec 29, 2020·1 cites·21 claims
- 1775US8365814B2Pre-verification of perforation alignmentBAKER HUGHES INC·Filed 2007·Granted Feb 5, 2013·15 cites·6 claims
- 1873US5321981AMethods for analysis of drillstring vibration using torsionally induced frequency modulationBAKER HUGHES INC·Filed 1993·Granted Jun 21, 1994·52 cites·9 claims
- 1972US8042623B2Distributed sensors-controller for active vibration damping from surfaceBAKER HUGHES INC·Filed 2008·Granted Oct 25, 2011·14 cites·25 claims
- 2071US8588619B2Optical telemetry networkPETER ANDREAS·Filed 2010·Granted Nov 19, 2013·4 cites·21 claims
- 2171US7694558B2Downhole washout detection system and methodBAKER HUGHES INC·Filed 2008·Granted Apr 13, 2010·3 cites·21 claims
- 2267US9057235B2Monitoring and control systems for continuous circulating drilling operationsBAKER HUGHES INC·Filed 2012·Granted Jun 16, 2015·3 cites·12 claims
- 2366US8248266B2Bidirectional telemetry apparatus and methods for wellbore operationsMACPHERSON JOHN D·Filed 2009·Granted Aug 21, 2012·9 cites·19 claims
- 2464US10494883B2Wired pipe auto-stabbing guideMACPHERSON JOHN D·Filed 2015·Granted Dec 3, 2019·1 cites·9 claims
- 2564US8902695B2Apparatus and method for clock shift correction for measurement-while-drilling measurementsDASHEVSKIY DMITRIY·Filed 2007·Granted Dec 2, 2014·10 cites·20 claims
- 2664US6847585B2Method for acoustic signal transmission in a drill stringBAKER HUGHES INC·Filed 2001·Granted Jan 25, 2005·27 cites·19 claims
- 2763US10100614B2Automatic triggering and conducting of sweepsFORSTNER INGO·Filed 2016·Granted Oct 16, 2018·1 cites·20 claims
- 2863US8775085B2Distributed sensors for dynamics modelingRECKMANN HANNO·Filed 2009·Granted Jul 8, 2014·7 cites·21 claims
- 2962US10352158B2Synthetic formation evaluation logs based on drilling vibrationsPEI JIANYONG·Filed 2012·Granted Jul 16, 2019·2 cites·18 claims
- 3061US8600679B2System and method to locate, monitor and quantify friction between a drillstring and a wellboreZAEPER RALF·Filed 2009·Granted Dec 3, 2013·2 cites·20 claims
- 3157US11293283B2Synthetic formation evaluation logs based on drilling vibrationsPEI JIANYONG·Filed 2019·Granted Apr 5, 2022·0 cites·19 claims
- 3254US11459879B2Mud pulse transmission time delay correctionMACPHERSON JOHN·Filed 2020·Granted Oct 4, 2022·0 cites·22 claims
- 3352US8543336B2Distributed measurement of mud temperatureMACPHERSON JOHN D·Filed 2009·Granted Sep 24, 2013·1 cites·23 claims
- 3451US6898967B2Azimuthal resistivity using a non-directional deviceBAKER HUGHES INC·Filed 2003·Granted May 31, 2005·11 cites·40 claims
- 3548US11098577B2Method and apparatus to detect gas influx using mud pulse acoustic signals in a wellboreDUGAS BRYAN·Filed 2019·Granted Aug 24, 2021·0 cites·17 claims
- 3648US8042624B2System and method for improved depth measurement correctionBAKER HUGHES INC·Filed 2009·Granted Oct 25, 2011·2 cites·20 claims
- 3742US8616277B2Real time formation pressure test and pressure integrity testBACKHAUS OLIVER·Filed 2008·Granted Dec 31, 2013·4 cites·21 claims
- 3840US2013049981A1Drilling dynamics data visualization in real timeMACPHERSON JOHN·Filed 2011·Application pending·0 cites
- 3939US8860583B2Mud channel characterization over depthWASSERMANN INGOLF·Filed 2009·Granted Oct 14, 2014·0 cites·17 claims
- 4039US2020020048A1Method of providing wired pipe drill servicesMACPHERSON JOHN·Filed 2019·Application pending·0 cites
- 4138US2007189119A1System and Method for Measurement While Drilling TelemetryBAKER HUGHES INC·Filed 2007·Application pending·0 cites
- 4238US2009250225A1Control of downhole devices in a wellboreBAKER HUGHES INC·Filed 2008·Application pending·0 cites
- 4337US2009120689A1Apparatus and method for communicating information between a wellbore and surfaceBAKER HUGHES INC·Filed 2007·Application pending·0 cites
- 4435US9200510B2System and method for estimating directional characteristics based on bending moment measurementsHEISIG GERALD·Filed 2011·Granted Dec 1, 2015·0 cites·22 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →