Inventor · disambiguated record
Volker Krueger
Also filed as: KRUEGER VOLKER
78 granted patents·14 pending applications·5,403 citations·filing 1991–2019
99Inventor score
Top patents by PatentIndex Score
92 records- 0198US6206108B1Drilling system with integrated bottom hole assemblyBAKER HUGHES INC·Filed 1997·Granted Mar 27, 2001·485 cites·28 claims
- 0298US6176323B1Drilling systems with sensors for determining properties of drilling fluid downholeBAKER HUGHES INC·Filed 1998·Granted Jan 23, 2001·786 cites·64 claims
- 0397US6732052B2Method and apparatus for prediction control in drilling dynamics using neural networksBAKER HUGHES INC·Filed 2001·Granted May 4, 2004·247 cites·25 claims
- 0496US7400262B2Apparatus and methods for self-powered communication and sensor networkBAKER HUGHES INC·Filed 2005·Granted Jul 15, 2008·80 cites·27 claims
- 0596US6581455B1Modified formation testing apparatus with borehole grippers and method of formation testingBAKER HUGHES INC·Filed 2000·Granted Jun 24, 2003·193 cites·19 claims
- 0696US6513606B1Self-controlled directional drilling systems and methodsBAKER HUGHES INC·Filed 1999·Granted Feb 4, 2003·209 cites·34 claims
- 0795US8794062B2Early kick detection in an oil and gas wellDIFOGGIO ROCCO·Filed 2009·Granted Aug 5, 2014·37 cites·9 claims
- 0895US7806203B2Active controlled bottomhole pressure system and method with continuous circulation systemBAKER HUGHES INC·Filed 2006·Granted Oct 5, 2010·60 cites·9 claims
- 0995US6516898B1Continuous wellbore drilling system with stationary sensor measurementsBAKER HUGHES INC·Filed 2000·Granted Feb 11, 2003·130 cites·48 claims
- 1094US7721822B2Control systems and methods for real-time downhole pressure management (ECD control)BAKER HUGHES INC·Filed 2006·Granted May 25, 2010·52 cites·21 claims
- 1194US6609568B2Closed-loop drawdown apparatus and method for in-situ analysis of formation fluidsBAKER HUGHES INC·Filed 2001·Granted Aug 26, 2003·144 cites·29 claims
- 1294US6585045B2Formation testing while drilling apparatus with axially and spirally mounted portsBAKER HUGHES INC·Filed 2001·Granted Jul 1, 2003·153 cites·17 claims
- 1394US6247542B1Non-rotating sensor assembly for measurement-while-drilling applicationsBAKER HUGHES INC·Filed 1999·Granted Jun 19, 2001·138 cites·58 claims
- 1493US9091264B2Apparatus and methods utilizing progressive cavity motors and pumps with rotors and/or stators with hybrid linersHOHL CARSTEN·Filed 2011·Granted Jul 28, 2015·11 cites·22 claims
- 1593US7954560B2Fiber optic sensors in MWD ApplicationsBAKER HUGHES INC·Filed 2007·Granted Jun 7, 2011·50 cites·18 claims
- 1693US6543132B1Methods of making mud motorsBAKER HUGHES INC·Filed 1998·Granted Apr 8, 2003·101 cites·20 claims
- 1792US8564179B2Apparatus and method for downhole energy conversionOCHOA BRIAN B·Filed 2011·Granted Oct 22, 2013·22 cites·20 claims
- 1892US7353887B2Control systems and methods for active controlled bottomhole pressure systemsBAKER HUGHES INC·Filed 2005·Granted Apr 8, 2008·38 cites·29 claims
- 1992US6427783B2Steerable modular drilling assemblyBAKER HUGHES INC·Filed 2001·Granted Aug 6, 2002·135 cites·23 claims
- 2091US6637524B2Non-rotating sensor assembly for measurement-while-drilling applicationsBAKER HUGHES INC·Filed 2002·Granted Oct 28, 2003·55 cites·12 claims
- 2191US6446736B1Non-rotating sensor assembly for measurement-while-drilling applicationsBAKER HUGHES INC·Filed 2001·Granted Sep 10, 2002·79 cites·83 claims
- 2290US7174975B2Control systems and methods for active controlled bottomhole pressure systemsBAKER HUGHES INC·Filed 2004·Granted Feb 13, 2007·77 cites·23 claims
- 2390US6769497B2Use of axial accelerometer for estimation of instantaneous ROP downhole for LWD and wireline applicationsBAKER HUGHES INC·Filed 2002·Granted Aug 3, 2004·100 cites·17 claims
- 2490US6427530B1Apparatus and method for formation testing while drilling using combined absolute and differential pressure measurementBAKER HUGHES INC·Filed 2000·Granted Aug 6, 2002·102 cites·26 claims
- 2589US7650241B2Use of the dynamic downhole measurements as lithology indicatorsBAKER HUGHES INC·Filed 2006·Granted Jan 19, 2010·40 cites·34 claims
- 2689US7556105B2Closed loop drilling assembly with electronics outside a non-rotating sleeveBAKER HUGHES INC·Filed 2005·Granted Jul 7, 2009·34 cites·24 claims
- 2789US7250768B2Apparatus and method for resistivity measurements during rotational drillingBAKER HUGHES INC·Filed 2003·Granted Jul 31, 2007·62 cites·24 claims
- 2889US6540032B1Apparatus for transferring electrical energy between rotating and non-rotating members of downhole toolsBAKER HUGHES INC·Filed 2000·Granted Apr 1, 2003·76 cites·23 claims
- 2989US6429653B1Method and apparatus for protecting a sensor in a drill collarBAKER HUGHES INC·Filed 2000·Granted Aug 6, 2002·93 cites·42 claims
- 3089US6059051AIntegrated directional under-reamer and stabilizerBAKER HUGHES INC·Filed 1997·Granted May 9, 2000·187 cites·9 claims
- 3188US6913095B2Closed loop drilling assembly with electronics outside a non-rotating sleeveBAKER HUGHES INC·Filed 2003·Granted Jul 5, 2005·82 cites·42 claims
- 3288US5168941ADrilling tool for sinking wells in underground rock formationsBAKER HUGHES INC·Filed 1991·Granted Dec 8, 1992·120 cites·32 claims
- 3387US9052043B2Wired pipe coupler connectorMUELLER STEPHAN·Filed 2012·Granted Jun 9, 2015·9 cites·18 claims
- 3487US7477161B2Bidirectional telemetry apparatus and methods for wellbore operationsBAKER HUGHES INC·Filed 2006·Granted Jan 13, 2009·25 cites·22 claims
- 3587US6478096B1Apparatus and method for formation testing while drilling with minimum system volumeBAKER HUGHES INC·Filed 2000·Granted Nov 12, 2002·71 cites·24 claims
- 3687US6289998B1Downhole tool including pressure intensifier for drilling wellboresBAKER HUGHES INC·Filed 1999·Granted Sep 18, 2001·117 cites·30 claims
- 3786US8011450B2Active bottomhole pressure control with liner drilling and completion systemsBAKER HUGHES INC·Filed 2006·Granted Sep 6, 2011·29 cites·19 claims
- 3886US7405563B2Compensation of magnetic influence in a MWD systemBAKER HUGHES INC·Filed 2007·Granted Jul 29, 2008·21 cites·25 claims
- 3986US6981561B2Downhole cutting millBAKER HUGHES INC·Filed 2003·Granted Jan 3, 2006·81 cites·34 claims
- 4085US7605716B2Telemetry system with an insulating connectorBAKER HUGHES INC·Filed 2006·Granted Oct 20, 2009·21 cites·21 claims
- 4184US7114581B2Active controlled bottomhole pressure system & methodDEEP VISION LLC·Filed 2004·Granted Oct 3, 2006·55 cites·60 claims
- 4284US6609579B2Drilling assembly with a steering device for coiled-tubing operationsBAKER HUGHES INC·Filed 2002·Granted Aug 26, 2003·73 cites·56 claims
- 4383US7503403B2Method 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
- 4482US7576543B2Apparatus and method for resistivity measurements during rotational drillingBAKER HUGHES INC·Filed 2007·Granted Aug 18, 2009·16 cites·22 claims
- 4581US9022146B2Reverse circulation apparatus and methods of using sameKRUEGER SVEN·Filed 2011·Granted May 5, 2015·10 cites·15 claims
- 4680US6837314B2Sub apparatus with exchangeable modules and associated methodBAKER HUGHES INCOPORATED·Filed 2002·Granted Jan 4, 2005·56 cites·25 claims
- 4779US8986028B2Wired pipe coupler connectorMUELLER STEPHAN·Filed 2012·Granted Mar 24, 2015·10 cites·9 claims
- 4879US7096975B2Modular design for downhole ECD-management devices and related methodsBAKER HUGHES INC·Filed 2004·Granted Aug 29, 2006·52 cites·30 claims
- 4978US7306060B2Drilling assembly with a steering device for coiled-tubing operationsBAKER HUGHES INC·Filed 2006·Granted Dec 11, 2007·14 cites·16 claims
- 5077US6626254B1Drilling assembly with a steering device for coiled-tubing operationsBAKER HUGHES INC·Filed 2000·Granted Sep 30, 2003·43 cites·16 claims
Showing the top 50 of 92 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →