Inventor
KESHAVAN MADAPUSI K
US109 patents
⚠️ This page may combine multiple inventors who share the name “KESHAVAN MADAPUSI K”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SMITH INTERNATIONAL
41 patentsUS7703559B2Apr 27, 2010
Rolling cutter
SMITH INTERNATIONAL109 citations99
US7493973B2Feb 24, 2009
Polycrystalline diamond materials having improved abrasion resistance, thermal stability and impact resistance
SMITH INTERNATIONAL148 citations99
US6892836B1May 17, 2005
Cutting element having a substrate, a transition layer and an ultra hard material layer
SMITH INTERNATIONAL143 citations99
US6193001B1Feb 27, 2001
Method for forming a non-uniform interface adjacent ultra hard material
SMITH INTERNATIONAL203 citations99
US5766394AJun 16, 1998
Method for forming a polycrystalline layer of ultra hard material
SMITH INTERNATIONAL135 citations99
US8002859B2Aug 23, 2011
Manufacture of thermally stable cutting elements
SMITH INTERNATIONAL47 citations98
US7942219B2May 17, 2011
Polycrystalline diamond constructions having improved thermal stability
SMITH INTERNATIONAL72 citations98
US7435478B2Oct 14, 2008
Cutting structures
SMITH INTERNATIONAL83 citations98
US7017677B2Mar 28, 2006
Coarse carbide substrate cutting elements and method of forming the same
SMITH INTERNATIONAL109 citations98
US6991049B2Jan 31, 2006
Cutting element
SMITH INTERNATIONAL79 citations98
US6199645B1Mar 13, 2001
Engineered enhanced inserts for rock drilling bits
SMITH INTERNATIONAL125 citations98
US5833021ANov 10, 1998
Surface enhanced polycrystalline diamond composite cutters
SMITH INTERNATIONAL222 citations98
US5494122AFeb 27, 1996
Composite nozzles for rock bits
SMITH INTERNATIONAL130 citations98
US7533740B2May 19, 2009
Thermally stable polycrystalline diamond cutting elements and bits incorporating the same
SMITH INTERNATIONAL167 citations97
US6484826B1Nov 26, 2002
Engineered enhanced inserts for rock drilling bits
SMITH INTERNATIONAL82 citations97
US6460637B1Oct 8, 2002
Engineered enhanced inserts for rock drilling bits
SMITH INTERNATIONAL86 citations97
US5456327AOct 10, 1995
O-ring seal for rock bit bearings
SMITH INTERNATIONAL111 citations97
US5370195ADec 6, 1994
Drill bit inserts enhanced with polycrystalline diamond
SMITH INTERNATIONAL365 citations97
US8028771B2Oct 4, 2011
Polycrystalline diamond constructions having improved thermal stability
SMITH INTERNATIONAL33 citations96
US7350599B2Apr 1, 2008
Impregnated diamond cutting structures
SMITH INTERNATIONAL82 citations96
US5967245AOct 19, 1999
Rolling cone bit having gage and nestled gage cutter elements having enhancements in materials and geometry to optimize borehole corner cutting duty
SMITH INTERNATIONAL100 citations96
US5715899AFeb 10, 1998
Hard facing material for rock bits
SMITH INTERNATIONAL62 citations96
US5593474AJan 14, 1997
Composite cemented carbide
SMITH INTERNATIONAL149 citations96
US5535838AJul 16, 1996
High performance overlay for rock drilling bits
SMITH INTERNATIONAL144 citations96
US5305840AApr 26, 1994
Rock bit with cobalt alloy cemented tungsten carbide inserts
SMITH INTERNATIONAL68 citations96
US5158148AOct 27, 1992
Diamond-containing cemented metal carbide
SMITH INTERNATIONAL63 citations96
US5152194AOct 6, 1992
Hardfaced mill tooth rotary cone rock bit
SMITH INTERNATIONAL76 citations96
US5830813ANov 3, 1998
Method of making a polycrystalline cubic boron nitride cutting tool
SMITH INTERNATIONAL65 citations95
US5639285AJun 17, 1997
Polycrystallline cubic boron nitride cutting tool
SMITH INTERNATIONAL58 citations95
US5868885AFeb 9, 1999
Manufacture of cutting tools
SMITH INTERNATIONAL71 citations94
US4944774AJul 31, 1990
Hard facing for milled tooth rock bits
SMITH INTERNATIONAL60 citations94
US4836307AJun 6, 1989
Hard facing for milled tooth rock bits
SMITH INTERNATIONAL99 citations94
US10287825B2May 14, 2019
Cutting elements having non-planar surfaces and downhole cutting tools using such cutting elements
SMITH INTERNATIONAL18 citations93
US9033070B2May 19, 2015
Rolling cutter
SMITH INTERNATIONAL18 citations93
US8800691B2Aug 12, 2014
Rolling cutter
SMITH INTERNATIONAL18 citations93
US7749947B2Jul 6, 2010
High performance rock bit grease
SMITH INTERNATIONAL20 citations93
US7694757B2Apr 13, 2010
Thermally stable polycrystalline diamond materials, cutting elements incorporating the same and bits incorporating such cutting elements
SMITH INTERNATIONAL39 citations93
US7407012B2Aug 5, 2008
Thermally stable diamond cutting elements in roller cone drill bits
SMITH INTERNATIONAL37 citations93
US5051112ASep 24, 1991
Hard facing
SMITH INTERNATIONAL73 citations93
US5045092ASep 3, 1991
Diamond-containing cemented metal carbide
SMITH INTERNATIONAL51 citations93
US9776917B2Oct 3, 2017
Coating on PDC/TSP cutter for accelerated leaching
SMITH INTERNATIONAL28 citations92
SHEN YUELIN
2 patentsKESHAVAN MADAPUSI K
2 patentsSMITH INTERNAT
1 patentPRAXAIR TECHNOLOGY INC
1 patentUNION CARBIDE CORP
1 patentGRIFFO ANTHONY
1 patentROGERS TOOLS
1 patentShowing the top 50 of 109 patents by PatentIndex Score.