Inventor · disambiguated record
Francis Leany
Also filed as: LEANY FRANCIS · LEANY FRANCIS E
46 granted patents·10 pending applications·890 citations·filing 2004–2024
98Inventor score
Files withHALL DAVID R42SCHLUMBERGER TECHNOLOGY CORP10SMITH INTERNATIONAL2LEANY FRANCIS E1NOVATEK IP LLC1
Top patents by PatentIndex Score
56 records- 0198US9316061B2High impact resistant degradation elementHALL DAVID R·Filed 2011·Granted Apr 19, 2016·38 cites·8 claims
- 0298US7475948B2Pick with a bearingHALL DAVID R·Filed 2007·Granted Jan 13, 2009·63 cites·15 claims
- 0398US7198119B1Hydraulic drill bit assemblyHALL DAVID R·Filed 2005·Granted Apr 3, 2007·93 cites·20 claims
- 0497US7469971B2Lubricated pickHALL DAVID R·Filed 2007·Granted Dec 30, 2008·49 cites·20 claims
- 0597US7398837B2Drill bit assembly with a logging deviceHALL DAVID R·Filed 2006·Granted Jul 15, 2008·91 cites·34 claims
- 0696US7426968B2Drill bit assembly with a probeHALL DAVID R·Filed 2006·Granted Sep 23, 2008·32 cites·22 claims
- 0796US7360610B2Drill bit assembly for directional drillingHALL DAVID R·Filed 2006·Granted Apr 22, 2008·77 cites·25 claims
- 0894US8950517B2Drill bit with a retained jack elementHALL DAVID R·Filed 2010·Granted Feb 10, 2015·20 cites·15 claims
- 0992US8550190B2Inner bit disposed within an outer bitHALL DAVID R·Filed 2010·Granted Oct 8, 2013·16 cites·15 claims
- 1092US7506701B2Drill bit assembly for directional drillingHALL DAVID R·Filed 2008·Granted Mar 24, 2009·38 cites·20 claims
- 1192US7419016B2Bi-center drill bitHALL DAVID R·Filed 2007·Granted Sep 2, 2008·44 cites·20 claims
- 1291US7337858B2Drill bit assembly adapted to provide power downholeHALL DAVID R·Filed 2006·Granted Mar 4, 2008·41 cites·21 claims
- 1390US7328755B2Hydraulic drill bit assemblyHALL DAVID R·Filed 2006·Granted Feb 12, 2008·29 cites·20 claims
- 1488US8191651B2Sensor on a formation engaging member of a drill bitHALL DAVID R·Filed 2011·Granted Jun 5, 2012·10 cites·19 claims
- 1588US7571780B2Jack element for a drill bitHALL DAVID R·Filed 2006·Granted Aug 11, 2009·27 cites·30 claims
- 1686US7694756B2Indenting member for a drill bitHALL DAVID R·Filed 2007·Granted Apr 13, 2010·25 cites·20 claims
- 1785US8701799B2Drill bit cutter pocket restitutionHALL DAVID R·Filed 2009·Granted Apr 22, 2014·8 cites·18 claims
- 1884US7690138B2Rolling assembly mounted on a trencherHALL DAVID R·Filed 2007·Granted Apr 6, 2010·15 cites·16 claims
- 1982US8567532B2Cutting element attached to downhole fixed bladed bit at a positive rake angleHALL DAVID R·Filed 2009·Granted Oct 29, 2013·20 cites·20 claims
- 2082US7600376B2Energy storageHALL DAVID R·Filed 2007·Granted Oct 13, 2009·14 cites·21 claims
- 2180US8281882B2Jack element for a drill bitHALL DAVID R·Filed 2009·Granted Oct 9, 2012·16 cites·12 claims
- 2277US8342611B2Spring loaded pickSCHLUMBERGER TECHNOLOGY CORP·Filed 2010·Granted Jan 1, 2013·3 cites·7 claims
- 2377US7179018B2Apparatus and method for working asphalt pavementHALL DAVID R·Filed 2004·Granted Feb 20, 2007·24 cites·15 claims
- 2475US9441482B2Hammer element on a degradation pickHALL DAVID R·Filed 2014·Granted Sep 13, 2016·3 cites·14 claims
- 2573US12247486B2Bolsters for degradation picksSCHLUMBERGER TECHNOLOGY CORP·Filed 2020·Granted Mar 11, 2025·1 cites·14 claims
- 2672US9366089B2Cutting element attached to downhole fixed bladed bit at a positive rake angleSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Granted Jun 14, 2016·3 cites·19 claims
- 2772USD674422SDrill bit with a pointed cutting element and a shearing cutting elementHALL DAVID R·Filed 2010·Granted Jan 15, 2013·18 cites·1 claims
- 2870US7753144B2Drill bit with a retained jack elementSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Jul 13, 2010·9 cites·14 claims
- 2970US7506706B2Retaining element for a jack elementHALL DAVID R·Filed 2007·Granted Mar 24, 2009·11 cites·19 claims
- 3068US7926883B2Spring loaded pickSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Apr 19, 2011·4 cites·12 claims
- 3166US8596381B2Sensor on a formation engaging member of a drill bitHALL DAVID R·Filed 2011·Granted Dec 3, 2013·2 cites·19 claims
- 3265US9890636B2Axially stable retention mechanism for picks and cutting elementsSMITH INTERNATIONAL·Filed 2014·Granted Feb 13, 2018·1 cites·21 claims
- 3365US8839888B2Tracking shearing cutters on a fixed bladed drill bit with pointed cutting elementsHALL DAVID R·Filed 2010·Granted Sep 23, 2014·2 cites·24 claims
- 3465US8714285B2Method for drilling with a fixed bladed bitHALL DAVID R·Filed 2009·Granted May 6, 2014·8 cites·20 claims
- 3564US8616305B2Fixed bladed bit that shifts weight between an indenter and cutting elementsHALL DAVID R·Filed 2009·Granted Dec 31, 2013·7 cites·14 claims
- 3662US7526918B2Hydraulic energy storage with reinforced layerHALL DAVID R·Filed 2007·Granted May 5, 2009·3 cites·15 claims
- 3761US2009217448A1Human Waste SystemHALL DAVID R·Filed 2008·Application pending·0 cites
- 3861US2009218264A1Sewer SystemHALL DAVID R·Filed 2008·Application pending·0 cites
- 3959US7677036B2Hydraulic energy storage with an internal elementHALL DAVID R·Filed 2007·Granted Mar 16, 2010·3 cites·24 claims
- 4058US7954401B2Method of assembling a drill bit with a jack elementSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Jun 7, 2011·5 cites·23 claims
- 4158US7908851B2Hydraulic energy storage with reinforced layerHALL DAVID R·Filed 2007·Granted Mar 22, 2011·2 cites·18 claims
- 4256USD678368SDrill bit with a pointed cutting elementHALL DAVID R·Filed 2010·Granted Mar 19, 2013·9 cites·1 claims
- 4355US8020637B2Downhole lubrication systemSCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Granted Sep 20, 2011·3 cites·19 claims
- 4455US7891453B2Energy storage in an elastic vesselSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Feb 22, 2011·3 cites·31 claims
- 4554US9677343B2Tracking shearing cutters on a fixed bladed drill bit with pointed cutting elementsSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Granted Jun 13, 2017·0 cites·17 claims
- 4652US12268918B2Exercise equipment anchor for motor vehicleLEANY FRANCIS E·Filed 2024·Granted Apr 8, 2025·0 cites·14 claims
- 4752US11952896B2Rotary tool with thermally stable diamondSCHLUMBERGER TECHNOLOGY CORP·Filed 2019·Granted Apr 9, 2024·0 cites·18 claims
- 4852US2012000014A1Human Waste SystemHALL DAVID R·Filed 2011·Application pending·0 cites
- 4948US2015211365A1Multiple Cutters on a Degradation PickHALL DAVID R·Filed 2014·Application pending·0 cites
- 5045US8141662B2Downhole lubrication systemHALL DAVID R·Filed 2009·Granted Mar 27, 2012·0 cites·21 claims
Showing the top 50 of 56 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →