Inventor
SINGH AMARDEEP
IN51 patents
⚠️ This page may combine multiple inventors who share the name “SINGH AMARDEEP”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SMITH INTERNATIONAL
39 patentsUS6533051B1Mar 18, 2003
Roller cone drill bit shale diverter
SMITH INTERNATIONAL101 citations97
US6619411B2Sep 16, 2003
Design of wear compensated roller cone drill bits
SMITH INTERNATIONAL66 citations96
US6527068B1Mar 4, 2003
Roller cone drill bit having non-axisymmetric cutting elements oriented to optimize drilling performance
SMITH INTERNATIONAL72 citations96
US6612384B1Sep 2, 2003
Cutting structure for roller cone drill bits
SMITH INTERNATIONAL59 citations95
US7631709B2Dec 15, 2009
Drill bit and cutter element having chisel crest with protruding pilot portion
SMITH INTERNATIONAL19 citations93
US7320375B2Jan 22, 2008
Split cone bit
SMITH INTERNATIONAL33 citations93
US6856949B2Feb 15, 2005
Wear compensated roller cone drill bits
SMITH INTERNATIONAL38 citations93
US6530441B1Mar 11, 2003
Cutting element geometry for roller cone drill bit
SMITH INTERNATIONAL24 citations93
US6374930B1Apr 23, 2002
Cutting structure for roller cone drill bits
SMITH INTERNATIONAL44 citations93
US7798258B2Sep 21, 2010
Drill bit with cutter element having crossing chisel crests
SMITH INTERNATIONAL25 citations92
US7341119B2Mar 11, 2008
Hydro-lifter rock bit with PDC inserts
SMITH INTERNATIONAL25 citations92
US7292967B2Nov 6, 2007
Methods for evaluating cutting arrangements for drill bits and their application to roller cone drill bit designs
SMITH INTERNATIONAL29 citations92
US7234549B2Jun 26, 2007
Methods for evaluating cutting arrangements for drill bits and their application to roller cone drill bit designs
SMITH INTERNATIONAL30 citations92
US7059430B2Jun 13, 2006
Hydro-lifter rock bit with PDC inserts
SMITH INTERNATIONAL32 citations92
US6827161B2Dec 7, 2004
Roller cone drill bit having non-axisymmetric cutting elements oriented to optimize drilling performance
SMITH INTERNATIONAL17 citations92
US6688410B1Feb 10, 2004
Hydro-lifter rock bit with PDC inserts
SMITH INTERNATIONAL25 citations92
US6170582B1Jan 9, 2001
Rock bit cone retention system
SMITH INTERNATIONAL22 citations92
US6823951B2Nov 30, 2004
Arcuate-shaped inserts for drill bits
SMITH INTERNATIONAL38 citations91
US7370711B2May 13, 2008
Rolling cone drill bit having non-circumferentially arranged cutter elements
SMITH INTERNATIONAL13 citations84
US6725952B2Apr 27, 2004
Bowed crests for milled tooth bits
SMITH INTERNATIONAL15 citations84
US7832506B2Nov 16, 2010
Cutting elements with increased toughness and thermal fatigue resistance for drilling applications
SMITH INTERNATIONAL10 citations82
US7686106B2Mar 30, 2010
Rock bit and inserts with wear relief grooves
SMITH INTERNATIONAL8 citations81
US7686104B2Mar 30, 2010
Rolling cone drill bit having cutter elements positioned in a plurality of differing radial positions
SMITH INTERNATIONAL10 citations80
US7195078B2Mar 27, 2007
Multiple inserts of different geometry in a single row of a bit
SMITH INTERNATIONAL8 citations74
US6997273B2Feb 14, 2006
Blunt faced cutter element and enhanced drill bit and cutting structure
SMITH INTERNATIONAL9 citations74
US6786288B2Sep 7, 2004
Cutting structure for roller cone drill bits
SMITH INTERNATIONAL12 citations74
US7699126B2Apr 20, 2010
Cutting element having asymmetrical crest for roller cone drill bit
SMITH INTERNATIONAL7 citations73
US7302374B2Nov 27, 2007
Method of designing a drill bit, and bits made using said method
SMITH INTERNATIONAL5 citations73
US6601660B1Aug 5, 2003
Cutting structure for roller cone drill bits
SMITH INTERNATIONAL8 citations73
US7950476B2May 31, 2011
Drill bit and cutter element having chisel crest with protruding pilot portion
SMITH INTERNATIONAL3 citations63
US7721824B2May 25, 2010
Multiple inserts of different geometry in a single row of a bit
SMITH INTERNATIONAL3 citations63
US7624825B2Dec 1, 2009
Drill bit and cutter element having aggressive leading side
SMITH INTERNATIONAL4 citations63
US7549490B2Jun 23, 2009
Arrangement of roller cone inserts
SMITH INTERNATIONAL3 citations63
US7377332B2May 27, 2008
Multiple inserts of different geometry in a single row of a bit
SMITH INTERNATIONAL4 citations63
US6637527B1Oct 28, 2003
Cutting structure for roller cone drill bits
SMITH INTERNATIONAL2 citations63
US6604587B1Aug 12, 2003
Flat profile cutting structure for roller cone drill bits
SMITH INTERNATIONAL3 citations63
US8028773B2Oct 4, 2011
Drill bit and cutter element having a fluted geometry
SMITH INTERNATIONAL4 citations62
US7571083B2Aug 4, 2009
Method of designing a drill bit, and bits made using said method
SMITH INTERNATIONAL0 citations52
US7798255B2Sep 21, 2010
Drill bits having optimized cutting element counts for reduced tracking and/or increased drilling performance
SMITH INTERNATIONAL1 citations48
INDIAN OIL CORP LTD
4 patentsUS11607666B2Mar 21, 2023
Zinc based metal organic frameworks (ZIT) with mixed ligands for hydrogen storage
INDIAN OIL CORP LTD0 citations56
US10793456B2Oct 6, 2020
Efficient bio-inorganic system for treatment of sulphidic wastewater streams containing other contaminants
INDIAN OIL CORP LTD0 citations49
US11174563B2Nov 16, 2021
Method for treating spent caustic to recover caustic and sulphur by a bioelectrochemical process
INDIAN OIL CORP LTD0 citations47
US10468671B2Nov 5, 2019
Compositions for preparing expander free electrodes for lead acid battery and performance thereof
INDIAN OIL CORP LTD0 citations47
GOOGLE INC
1 patentSMITH INTERNAT
1 patentT MOBILE USA INC
1 patentAON GLOBAL RISK RES LIMITED
1 patentAON GLOBAL OPERATIONS LTD SINGAPORE BRANCH
1 patentAON GLOBAL OPERATIONS SE SINGAPORE BRANCH
1 patentSINGH AMARDEEP
1 patentShowing the top 50 of 51 patents by PatentIndex Score.