Inventor
TRUAX DAVID K
US8 patents
Patents
8 patentsUS6880650B2Apr 19, 2005
Advanced expandable reaming tool
SMITH INTERNATIONAL45 citations95
US7451836B2Nov 18, 2008
Advanced expandable reaming tool
SMITH INTERNATIONAL29 citations92
US7451837B2Nov 18, 2008
Advanced expandable reaming tool
SMITH INTERNATIONAL16 citations92
US6394202B2May 28, 2002
Drill bit having diamond impregnated inserts primary cutting structure
SMITH INTERNATIONAL67 citations91
US6725953B2Apr 27, 2004
Drill bit having diamond impregnated inserts primary cutting structure
SMITH INTERNATIONAL39 citations88
US6808031B2Oct 26, 2004
Drill bit having large diameter PDC cutters
SMITH INTERNATIONAL8 citations73
US6883622B2Apr 26, 2005
Method for drilling a wellbore using a bi-center drill bit
SMITH INTERNATIONAL7 citations68
US7461709B2Dec 9, 2008
Multiple diameter cutting elements and bits incorporating the same
SMITH INTERNATIONAL2 citations62