Inventor
MENSA-WILMOT GRAHAM
US29 patents
⚠️ This page may combine multiple inventors who share the name “MENSA-WILMOT GRAHAM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SMITH INTERNATIONAL
21 patentsUS6729420B2May 4, 2004
Multi profile performance enhancing centric bit and method of bit design
SMITH INTERNATIONAL164 citations99
US5607024AMar 4, 1997
Stability enhanced drill bit and cutting structure having zones of varying wear resistance
SMITH INTERNATIONAL271 citations99
US5549171AAug 27, 1996
Drill bit with performance-improving cutting structure
SMITH INTERNATIONAL214 citations99
US5937958AAug 17, 1999
Drill bits with predictable walk tendencies
SMITH INTERNATIONAL115 citations98
US5833021ANov 10, 1998
Surface enhanced polycrystalline diamond composite cutters
SMITH INTERNATIONAL222 citations98
US5582261ADec 10, 1996
Drill bit having enhanced cutting structure and stabilizing features
SMITH INTERNATIONAL115 citations98
US5551522ASep 3, 1996
Drill bit having stability enhancing cutting structure
SMITH INTERNATIONAL109 citations98
US6164394ADec 26, 2000
Drill bit with rows of cutters mounted to present a serrated cutting edge
SMITH INTERNATIONAL114 citations97
US6564886B1May 20, 2003
Drill bit with rows of cutters mounted to present a serrated cutting edge
SMITH INTERNATIONAL63 citations96
US5607025AMar 4, 1997
Drill bit and cutting structure having enhanced placement and sizing of cutters for improved bit stabilization
SMITH INTERNATIONAL80 citations96
US5906246AMay 25, 1999
PDC cutter element having improved substrate configuration
SMITH INTERNATIONAL57 citations95
US6684967B2Feb 3, 2004
Side cutting gage pad improving stabilization and borehole integrity
SMITH INTERNATIONAL62 citations94
US6308790B1Oct 30, 2001
Drag bits with predictable inclination tendencies and behavior
SMITH INTERNATIONAL81 citations94
US7464013B2Dec 9, 2008
Dynamically balanced cutting tool system
SMITH INTERNATIONAL32 citations92
US7159487B2Jan 9, 2007
Method for making a polycrystalline diamond insert drill bit body
SMITH INTERNATIONAL20 citations92
US6823952B1Nov 30, 2004
Structure for polycrystalline diamond insert drill bit body
SMITH INTERNATIONAL42 citations92
US6615934B2Sep 9, 2003
PDC drill bit having cutting structure adapted to improve high speed drilling performance
SMITH INTERNATIONAL33 citations92
US6148937ANov 21, 2000
PDC cutter element having improved substrate configuration
SMITH INTERNATIONAL43 citations92
US5592996AJan 14, 1997
Drill bit having improved cutting structure with varying diamond density
SMITH INTERNATIONAL42 citations92
US6253863B1Jul 3, 2001
Side cutting gage pad improving stabilization and borehole integrity
SMITH INTERNATIONAL31 citations91
US6808031B2Oct 26, 2004
Drill bit having large diameter PDC cutters
SMITH INTERNATIONAL8 citations73
MENSA-WILMOT GRAHAM
5 patentsUS9187958B2Nov 17, 2015
Reamer with improved performance characteristics in hard and abrasive formations
MENSA-WILMOT GRAHAM9 citations83
US9074434B2Jul 7, 2015
Reamer with improved performance characteristics in hard and abrasive formations
MENSA-WILMOT GRAHAM18 citations83
US8448725B2May 28, 2013
Impact resistant PDC drill bit
MENSA-WILMOT GRAHAM9 citations83
US9644429B2May 9, 2017
Specialized bit for challenging drilling environments
MENSA-WILMOT GRAHAM3 citations72
US8109346B2Feb 7, 2012
Drill bit supporting multiple cutting elements with multiple cutter geometries and method of assembly
MENSA-WILMOT GRAHAM5 citations62