Assignee
BAKER HUGHES INC
US·4,025 granted patents·746 pending applications·148,015 citations·filing 1980–2020
Top patents by PatentIndex Score
4,771 records- 0199US7838467B2Microemulsions to convert OBM filter cakes to WBM filter cakes having filtration controlBAKER HUGHES INC·Filed 2010·Granted Nov 23, 2010·63 cites·17 claims
- 0299US7743835B2Compositions containing shape-conforming materials and nanoparticles that absorb energy to heat the compositionsBAKER HUGHES INC·Filed 2008·Granted Jun 29, 2010·60 cites·19 claims
- 0399US7709421B2Microemulsions to convert OBM filter cakes to WBM filter cakes having filtration controlBAKER HUGHES INC·Filed 2007·Granted May 4, 2010·116 cites·17 claims
- 0499US7387158B2Self energized packerBAKER HUGHES INC·Filed 2006·Granted Jun 17, 2008·168 cites·20 claims
- 0599US7325617B2Frac system without interventionBAKER HUGHES INC·Filed 2006·Granted Feb 5, 2008·222 cites·15 claims
- 0699US6334486B1Downhole flow control devicesBAKER HUGHES INC·Filed 2000·Granted Jan 1, 2002·113 cites·29 claims
- 0799US6281489B1Monitoring of downhole parameters and tools utilizing fiber opticsBAKER HUGHES INC·Filed 1998·Granted Aug 28, 2001·383 cites·17 claims
- 0899US6220117B1Methods of high temperature infiltration of drill bits and infiltrating binderBAKER HUGHES INC·Filed 1998·Granted Apr 24, 2001·208 cites·7 claims
- 0999US6145608ASuperhard cutting structure having reduced surface roughness and bit for subterranean drilling so equippedBAKER HUGHES INC·Filed 1999·Granted Nov 14, 2000·138 cites·38 claims
- 1099US6021377ADrilling system utilizing downhole dysfunctions for determining corrective actions and simulating drilling conditionsBAKER HUGHES INC·Filed 1996·Granted Feb 1, 2000·506 cites·26 claims
- 1199US5967250AModified superhard cutting element having reduced surface roughness and method of modifyingBAKER HUGHES INC·Filed 1997·Granted Oct 19, 1999·229 cites·29 claims
- 1299US5959547AWell control systems employing downhole networkBAKER HUGHES INC·Filed 1997·Granted Sep 28, 1999·468 cites·10 claims
- 1399US5842149AClosed loop drilling systemBAKER HUGHES INC·Filed 1996·Granted Nov 24, 1998·468 cites·33 claims
- 1499US5829520AMethod and apparatus for testing, completion and/or maintaining wellbores using a sensor deviceBAKER HUGHES INC·Filed 1996·Granted Nov 3, 1998·572 cites·53 claims
- 1599US5653300AModified superhard cutting elements having reduced surface roughness method of modifying, drill bits equipped with such cutting elements, and methods of drilling therewithBAKER HUGHES INC·Filed 1995·Granted Aug 5, 1997·321 cites·29 claims
- 1699US5560440ABit for subterranean drilling fabricated from separately-formed major componentsBAKER HUGHES INC·Filed 1994·Granted Oct 1, 1996·513 cites·19 claims
- 1799US5447208ASuperhard cutting element having reduced surface roughness and method of modifyingBAKER HUGHES INC·Filed 1993·Granted Sep 5, 1995·374 cites·26 claims
- 1899US5441121AEarth boring drill bit with shell supporting an external drilling surfaceBAKER HUGHES INC·Filed 1993·Granted Aug 15, 1995·71 cites·26 claims
- 1999US5433280AFabrication method for rotary bits and bit components and bits and components produced therebyBAKER HUGHES INC·Filed 1994·Granted Jul 18, 1995·269 cites·29 claims
- 2099US5392860AHeat activated safety fuseBAKER HUGHES INC·Filed 1993·Granted Feb 28, 1995·207 cites·40 claims
- 2199US5388648AMethod and apparatus for sealing the juncture between a vertical well and one or more horizontal wells using deformable sealing meansBAKER HUGHES INC·Filed 1993·Granted Feb 14, 1995·586 cites·11 claims
- 2298US9506333B2One trip multi-interval plugging, perforating and fracking methodBAKER HUGHES INC·Filed 2013·Granted Nov 29, 2016·78 cites·20 claims
- 2398US9435159B2Methods of forming and treating polycrystalline diamond cutting elements, cutting elements so formed and drill bits equippedBAKER HUGHES INC·Filed 2013·Granted Sep 6, 2016·26 cites·20 claims
- 2498US7703510B2Interventionless multi-position frac toolBAKER HUGHES INC·Filed 2007·Granted Apr 27, 2010·114 cites·19 claims
- 2598US7597159B2Drill bits and drilling tools including abrasive wear-resistant materialsBAKER HUGHES INC·Filed 2005·Granted Oct 6, 2009·25 cites·18 claims
- 2698US7552779B2Downhole method using multiple plugsBAKER HUGHES INC·Filed 2007·Granted Jun 30, 2009·144 cites·8 claims
- 2798US7543646B2Suspension of concentrated particulate additives containing oil for fracturing and other fluidsBAKER HUGHES INC·Filed 2008·Granted Jun 9, 2009·59 cites·11 claims
- 2898US7527103B2Procedures and compositions for reservoir protectionBAKER HUGHES INC·Filed 2007·Granted May 5, 2009·137 cites·35 claims
- 2998US7520158B2Method and apparatus for reservoir characterization using photoacoustic spectroscopyBAKER HUGHES INC·Filed 2006·Granted Apr 21, 2009·51 cites·17 claims
- 3098US7464764B2Retractable ball seat having a time delay materialBAKER HUGHES INC·Filed 2006·Granted Dec 16, 2008·162 cites·23 claims
- 3198US7311159B2PCD face seal for earth-boring bitBAKER HUGHES INC·Filed 2006·Granted Dec 25, 2007·50 cites·18 claims
- 3298US7096978B2Drill bits with reduced exposure of cuttersBAKER HUGHES INC·Filed 2005·Granted Aug 29, 2006·109 cites·20 claims
- 3398US7013979B2Self-conforming screenBAKER HUGHES INC·Filed 2005·Granted Mar 21, 2006·120 cites·15 claims
- 3498US6464011B2Production well telemetry system and methodBAKER HUGHES INC·Filed 2001·Granted Oct 15, 2002·219 cites·20 claims
- 3598US6458471B2Reinforced abrasive-impregnated cutting elements, drill bits including same and methodsBAKER HUGHES INC·Filed 2000·Granted Oct 1, 2002·192 cites·35 claims
- 3698US6443228B1Method of utilizing flowable devices in wellboresBAKER HUGHES INC·Filed 2000·Granted Sep 3, 2002·335 cites·21 claims
- 3798US6241036B1Reinforced abrasive-impregnated cutting elements, drill bits including sameBAKER HUGHES INC·Filed 1998·Granted Jun 5, 2001·190 cites·34 claims
- 3898US6206108B1Drilling system with integrated bottom hole assemblyBAKER HUGHES INC·Filed 1997·Granted Mar 27, 2001·485 cites·28 claims
- 3998US6176323B1Drilling systems with sensors for determining properties of drilling fluid downholeBAKER HUGHES INC·Filed 1998·Granted Jan 23, 2001·786 cites·64 claims
- 4098US6112817AFlow control apparatus and methodsBAKER HUGHES INC·Filed 1998·Granted Sep 5, 2000·331 cites·17 claims
- 4198US6084826AMeasurement-while-drilling acoustic system employing multiple, segmented transmitters and receiversBAKER HUGHES INC·Filed 1998·Granted Jul 4, 2000·302 cites·24 claims
- 4298US6078868AReference signal encoding for seismic while drilling measurementBAKER HUGHES INC·Filed 1999·Granted Jun 20, 2000·202 cites·16 claims
- 4398US6068070ADiamond enhanced bearing for earth-boring bitBAKER HUGHES INC·Filed 1997·Granted May 30, 2000·128 cites·16 claims
- 4498US6041860AApparatus and method for performing imaging and downhole operations at a work site in wellboresBAKER HUGHES INC·Filed 1997·Granted Mar 28, 2000·308 cites·62 claims
- 4598US6021859AStress related placement of engineered superabrasive cutting elements on rotary drag bitsBAKER HUGHES INC·Filed 1999·Granted Feb 8, 2000·274 cites·10 claims
- 4698US5957006AFabrication method for rotary bits and bit componentsBAKER HUGHES INC·Filed 1996·Granted Sep 28, 1999·167 cites·52 claims
- 4798US5906238ADownhole flow control devicesBAKER HUGHES INC·Filed 1997·Granted May 25, 1999·134 cites·10 claims
- 4898US5839329AMethod for infiltrating preformed components and component assembliesBAKER HUGHES INC·Filed 1996·Granted Nov 24, 1998·78 cites·40 claims
- 4998US5839508ADownhole apparatus for generating electrical power in a wellBAKER HUGHES INC·Filed 1996·Granted Nov 24, 1998·502 cites·54 claims
- 5098US5732776ADownhole production well control system and methodBAKER HUGHES INC·Filed 1995·Granted Mar 31, 1998·343 cites·39 claims
Showing the top 50 of 4,771 patent records by PatentIndex Score.
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