Inventor · disambiguated record
John P. Davis
Also filed as: DAVIS JOHN P · DAVIS JOHN PHILLIP
30 granted patents·8 pending applications·1,179 citations·filing 1991–2011
98Inventor score
Top patents by PatentIndex Score
38 records- 0196US6679328B2Reverse section milling method and apparatusBAKER HUGHES INC·Filed 2002·Granted Jan 20, 2004·222 cites·16 claims
- 0294US6276452B1Apparatus for removal of milling debrisBAKER HUGHES INC·Filed 1999·Granted Aug 21, 2001·227 cites·7 claims
- 0393US7472745B2Well cleanup tool with real time condition feedback to the surfaceBAKER HUGHES INC·Filed 2006·Granted Jan 6, 2009·55 cites·17 claims
- 0491US8555955B2One trip multiple string section milling of subterranean tubularsDAVIS JOHN P·Filed 2010·Granted Oct 15, 2013·20 cites·20 claims
- 0591US7610957B2Downhole debris catcher and associated millBAKER HUGHES INC·Filed 2008·Granted Nov 3, 2009·42 cites·15 claims
- 0688US5253714AWell service toolBAKER HUGHES INC·Filed 1992·Granted Oct 19, 1993·119 cites·19 claims
- 0785US7478687B2Coiled tubing conveyed millingBAKER HUGHES INC·Filed 2005·Granted Jan 20, 2009·28 cites·24 claims
- 0883US6357528B1One-trip casing cutting & removal apparatusBAKER HUGHES INC·Filed 2000·Granted Mar 19, 2002·68 cites·16 claims
- 0982US8474522B2Downhole material retention apparatusLYNDE GERALD D·Filed 2008·Granted Jul 2, 2013·22 cites·17 claims
- 1081US8727009B2Surface signal for flow blockage for a subterranean debris collection apparatusDAVIS JOHN P·Filed 2010·Granted May 20, 2014·8 cites·20 claims
- 1176US7779901B2Downhole debris catcher and associated millBAKER HUGHES INC·Filed 2009·Granted Aug 24, 2010·14 cites·5 claims
- 1274US7789154B2Eductor jet bushing for downhole useBAKER HUGHES INC·Filed 2007·Granted Sep 7, 2010·15 cites·12 claims
- 1372US8257585B2Debris catcher with retention within screenDAVIS JOHN P·Filed 2009·Granted Sep 4, 2012·13 cites·24 claims
- 1467US5123489AMilling tool and method for removing a packerBAKER HUGHES INC·Filed 1991·Granted Jun 23, 1992·48 cites·8 claims
- 1566US6805197B2Hydraulic wireline cutterBAKER HUGHES INC·Filed 2002·Granted Oct 19, 2004·11 cites·8 claims
- 1665US7156182B2Method and apparatus for one trip tubular expansionBAKER HUGHES INC·Filed 2003·Granted Jan 2, 2007·29 cites·17 claims
- 1764US7100700B2Downhole ball dropping apparatusBAKER HUGHES INC·Filed 2002·Granted Sep 5, 2006·28 cites·34 claims
- 1861US8479827B2Disconnect devices for downhole stringsDAVIS JOHN P·Filed 2011·Granted Jul 9, 2013·2 cites·18 claims
- 1961US6763753B1Hydraulic wireline cutterBAKER HUGHES INC·Filed 2000·Granted Jul 20, 2004·24 cites·6 claims
- 2061US5909770ARetrievable whipstockBAKER HUGHES INC·Filed 1997·Granted Jun 8, 1999·42 cites·20 claims
- 2157US8505651B2Anchor system and method for anchoring a tool with a positional biasBRANDT NATHAN J·Filed 2010·Granted Aug 13, 2013·3 cites·16 claims
- 2253US6125929ACasing cutter blade support sleeveBAKER HUGHES INC·Filed 1998·Granted Oct 3, 2000·29 cites·17 claims
- 2351US6702031B2Anchoring device removal method and apparatusBAKER HUGHES INC·Filed 2002·Granted Mar 9, 2004·16 cites·27 claims
- 2451US6227313B1Anti-torque toolBAKER HUGHES INC·Filed 1999·Granted May 8, 2001·27 cites·5 claims
- 2551US5494111APermanent whipstockBAKER HUGHES INC·Filed 1994·Granted Feb 27, 1996·26 cites·34 claims
- 2647US8863851B2Milled packer retaining tool with reverse circulationDAVIS JOHN P·Filed 2009·Granted Oct 21, 2014·1 cites·23 claims
- 2746US6056049AWellhead retrieving toolBAKER HUGHES INC·Filed 1998·Granted May 2, 2000·23 cites·19 claims
- 2842US2008023225A1Wear indication apparatus and methodBAKER HUGHES INC·Filed 2007·Application pending·0 cites
- 2940US2006099885A1Wear indication apparatus and methodBAKER HUGHES INC·Filed 2005·Application pending·0 cites
- 3039US2013168076A1Milling ToolDAVIS JOHN P·Filed 2011·Application pending·0 cites
- 3139US2007256867A1Releasable millBAKER HUGHES INC·Filed 2007·Application pending·0 cites
- 3238US2011186287A1Cleaning DeviceBAKER HUGHES INC·Filed 2010·Application pending·0 cites
- 3338US2007221414A1Releasable millBAKER HUGHES INC·Filed 2007·Application pending·0 cites
- 3437US5649595AMilling method for liners extending into deviated wellboresBAKER HUGHES INC·Filed 1995·Granted Jul 22, 1997·14 cites·20 claims
- 3537US2011168383A1Cleaning DeviceBAKER HUGHES INC·Filed 2010·Application pending·0 cites
- 3634US2005061551A1Releasable millBAKER HUGHES INC·Filed 2004·Application pending·0 cites
- 3729US6899182B2Method of screen or pipe expansion downhole without addition of pipe at the surfaceBAKER HUGHES INC·Filed 2002·Granted May 31, 2005·0 cites·21 claims
- 3829US6260618B1Method for locating placement of a guide stock in a multilateral wellBAKER HUGHES INC·Filed 1998·Granted Jul 17, 2001·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →