Inventor · disambiguated record
Scott D. Mcdonough
Also filed as: MCDONOUGH SCOTT · MCDONOUGH SCOTT D
43 granted patents·5 pending applications·1,226 citations·filing 1991–2025
98Inventor score
Technology areasE21B
Files withSMITH INTERNATIONAL39SCHLUMBERGER TECHNOLOGY CORP5BOUDRARE MOHAMMED1MCDONOUGH SCOTT D1SHEN YUELIN1
Top patents by PatentIndex Score
48 records- 0196US8991523B2Rolling cutter assembled directly to the bit pocketsSHEN YUELIN·Filed 2011·Granted Mar 31, 2015·41 cites·43 claims
- 0296US6988569B2Cutting element orientation or geometry for improved drill bitsSMITH INTERNAT·Filed 2005·Granted Jan 24, 2006·54 cites·7 claims
- 0395US5351770AUltra hard insert cutters for heel row rotary cone rock bit applicationsSMITH INTERNATIONAL·Filed 1993·Granted Oct 4, 1994·183 cites·24 claims
- 0490US6527068B1Roller cone drill bit having non-axisymmetric cutting elements oriented to optimize drilling performanceSMITH INTERNATIONAL·Filed 2000·Granted Mar 4, 2003·72 cites·24 claims
- 0589US6848521B2Cutting elements of gage row and first inner row of a drill bitSMITH INTERNATIONAL·Filed 2003·Granted Feb 1, 2005·49 cites·22 claims
- 0689US5839526ARolling cone steel tooth bit with enhancements in cutter shape and placementSMITH INTERNATIONAL·Filed 1997·Granted Nov 24, 1998·138 cites·66 claims
- 0787US6059054ANon-symmetrical stress-resistant rotary drill bit cutter elementSMITH INTERNATIONAL·Filed 1997·Granted May 9, 2000·120 cites·57 claims
- 0883US7631709B2Drill bit and cutter element having chisel crest with protruding pilot portionSMITH INTERNATIONAL·Filed 2007·Granted Dec 15, 2009·19 cites·42 claims
- 0981US5152194AHardfaced mill tooth rotary cone rock bitSMITH INTERNATIONAL·Filed 1991·Granted Oct 6, 1992·76 cites·15 claims
- 1080US7367413B2Cutting elements of gage row and first inner row of a drill bitSMITH INTERNATIONAL·Filed 2006·Granted May 6, 2008·10 cites·27 claims
- 1177US6883624B2Multi-lobed cutter element for drill bitSMITH INTERNATIONAL·Filed 2003·Granted Apr 26, 2005·43 cites·45 claims
- 1276US6929079B2Drill bit cutter element having multiple cuspsSMITH INTERNATIONAL·Filed 2003·Granted Aug 16, 2005·45 cites·65 claims
- 1376US6640913B2Drill bit with canted gage insertSMITH INTERNATIONAL·Filed 1998·Granted Nov 4, 2003·42 cites·55 claims
- 1476US5421424ABowed out chisel insert for rock bitsSMITH INTERNATIONAL·Filed 1994·Granted Jun 6, 1995·56 cites·7 claims
- 1574US7086489B2Multi-lobed cutter element for drill bitSMITH INTERNATIONAL·Filed 2005·Granted Aug 8, 2006·13 cites·21 claims
- 1673US5868213ASteel tooth cutter element with gage facing kneeSMITH INTERNATIONAL·Filed 1997·Granted Feb 9, 1999·64 cites·74 claims
- 1771US5915486ACutter element adapted to withstand tensile stressSMITH INTERNATIONAL·Filed 1997·Granted Jun 29, 1999·49 cites·37 claims
- 1870US7234549B2Methods for evaluating cutting arrangements for drill bits and their application to roller cone drill bit designsSMITH INTERNATIONAL·Filed 2004·Granted Jun 26, 2007·30 cites·35 claims
- 1969US7292967B2Methods for evaluating cutting arrangements for drill bits and their application to roller cone drill bit designsSMITH INTERNATIONAL·Filed 2004·Granted Nov 6, 2007·29 cites·37 claims
- 2068US7124842B2Cutting elements of gage row and first inner row of a drill bitSMITH INTERNATIONAL·Filed 2005·Granted Oct 24, 2006·5 cites·8 claims
- 2167US10145180B2Hybrid cutting structures with blade undulationsSMITH INTERNATIONAL·Filed 2015·Granted Dec 4, 2018·1 cites·15 claims
- 2265US10767420B2Roller cone drill bit with evenly loaded cutting elementsSMITH INTERNATIONAL·Filed 2017·Granted Sep 8, 2020·1 cites·20 claims
- 2365US7686104B2Rolling cone drill bit having cutter elements positioned in a plurality of differing radial positionsSMITH INTERNATIONAL·Filed 2006·Granted Mar 30, 2010·10 cites·47 claims
- 2464US11136830B2Downhole tools with variable cutting element arraysSMITH INTERNATIONAL·Filed 2019·Granted Oct 5, 2021·1 cites·20 claims
- 2564US8205692B2Rock bit and inserts with a chisel crest having a broadened regionMCDONOUGH SCOTT D·Filed 2007·Granted Jun 26, 2012·11 cites·16 claims
- 2662US12435577B2Bit insert for a drill bitSCHLUMBERGER TECHNOLOGY CORP·Filed 2023·Granted Oct 7, 2025·0 cites·19 claims
- 2761US6827161B2Roller cone drill bit having non-axisymmetric cutting elements oriented to optimize drilling performanceSMITH INTERNATIONAL·Filed 2003·Granted Dec 7, 2004·17 cites·5 claims
- 2859US10731422B2Hybrid cutting structures with blade undulationsSMITH INTERNATIONAL·Filed 2018·Granted Aug 4, 2020·0 cites·12 claims
- 2958US7377332B2Multiple inserts of different geometry in a single row of a bitSMITH INTERNATIONAL·Filed 2007·Granted May 27, 2008·4 cites·19 claims
- 3058US2025389159A1Blunt-nosed roller cone hybrid bitSCHLUMBERGER TECHNOLOGY CORP·Filed 2025·Application pending·0 cites
- 3157US7743857B2Cutting elements of gage row and first inner row of a drill bitSMITH INTERNATIONAL·Filed 2008·Granted Jun 29, 2010·2 cites·20 claims
- 3256US7950476B2Drill bit and cutter element having chisel crest with protruding pilot portionSMITH INTERNATIONAL·Filed 2009·Granted May 31, 2011·3 cites·28 claims
- 3354US7721824B2Multiple inserts of different geometry in a single row of a bitSMITH INTERNATIONAL·Filed 2008·Granted May 25, 2010·3 cites·24 claims
- 3454US7549490B2Arrangement of roller cone insertsSMITH INTERNATIONAL·Filed 2006·Granted Jun 23, 2009·3 cites·14 claims
- 3552US12065883B2Hybrid bitSCHLUMBERGER TECHNOLOGY CORP·Filed 2021·Granted Aug 20, 2024·0 cites·19 claims
- 3652US7690446B2Single cone rock bit having inserts adapted to maintain hole gage during drillingSMITH INTERNATIONAL·Filed 2008·Granted Apr 6, 2010·2 cites·20 claims
- 3750US12084919B2Hybrid bitSCHLUMBERGER TECHNOLOGY CORP·Filed 2020·Granted Sep 10, 2024·0 cites·20 claims
- 3849US2025270882A1Non-uniform roller coneSCHLUMBERGER TECHNOLOGY CORP·Filed 2025·Application pending·0 cites
- 3948US7195078B2Multiple inserts of different geometry in a single row of a bitSMITH INTERNATIONAL·Filed 2004·Granted Mar 27, 2007·8 cites·22 claims
- 4047US7100711B2Single cone rock bit having inserts adapted to maintain hole gage during drillingSMITH INTERNATIONAL·Filed 2003·Granted Sep 5, 2006·8 cites·34 claims
- 4146US7377340B2Drill bit cutting elements with selectively positioned wear resistant surfaceSMITH INTERNATIONAL·Filed 2004·Granted May 27, 2008·8 cites·27 claims
- 4245US7798255B2Drill bits having optimized cutting element counts for reduced tracking and/or increased drilling performanceSMITH INTERNATIONAL·Filed 2008·Granted Sep 21, 2010·1 cites·30 claims
- 4345US7571083B2Method of designing a drill bit, and bits made using said methodSMITH INTERNATIONAL·Filed 2007·Granted Aug 4, 2009·0 cites·10 claims
- 4445US7302374B2Method of designing a drill bit, and bits made using said methodSMITH INTERNATIONAL·Filed 2004·Granted Nov 27, 2007·5 cites·4 claims
- 4543US2014353046A1Hybrid bit with roller cones near the bit axisSMITH INTERNATIONAL·Filed 2014·Application pending·0 cites
- 4642US7401668B2Single cone rock bit having inserts adapted to maintain hole gage during drillingSMITH INTERNATIONAL·Filed 2006·Granted Jul 22, 2008·0 cites·17 claims
- 4739US2007131457A1Rolling cone drill bit having non-uniform legsSMITH INTERNATIONAL·Filed 2006·Application pending·0 cites
- 4836US2006011388A1Drill bit and cutter element having multiple extensionsBOUDRARE MOHAMMED·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →