Inventor
YONG ZHOU
US30 patents
⚠️ This page may combine multiple inventors who share the name “YONG ZHOU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SMITH INTERNATIONAL
24 patentsUS7703559B2Apr 27, 2010
Rolling cutter
SMITH INTERNATIONAL109 citations99
US6315065B1Nov 13, 2001
Drill bit inserts with interruption in gradient of properties
SMITH INTERNATIONAL133 citations99
US6443248B2Sep 3, 2002
Drill bit inserts with interruption in gradient of properties
SMITH INTERNATIONAL141 citations96
US7331410B2Feb 19, 2008
Drill bit arcuate-shaped inserts with cutting edges and method of manufacture
SMITH INTERNATIONAL420 citations95
US6361873B1Mar 26, 2002
Composite constructions having ordered microstructures
SMITH INTERNATIONAL78 citations95
US7798257B2Sep 21, 2010
Shaped cutter surface
SMITH INTERNATIONAL54 citations94
US9033070B2May 19, 2015
Rolling cutter
SMITH INTERNATIONAL18 citations93
US8800691B2Aug 12, 2014
Rolling cutter
SMITH INTERNATIONAL18 citations93
US7461708B2Dec 9, 2008
Elastomeric seal assembly having auxiliary annular seal components
SMITH INTERNATIONAL27 citations92
US7347290B2Mar 25, 2008
Multi-part energizer for mechanical seal assembly
SMITH INTERNATIONAL24 citations92
US7188691B2Mar 13, 2007
Metal seal with impact-absorbing ring
SMITH INTERNATIONAL27 citations92
US6696137B2Feb 24, 2004
Woven and packed composite constructions
SMITH INTERNATIONAL23 citations92
US6929079B2Aug 16, 2005
Drill bit cutter element having multiple cusps
SMITH INTERNATIONAL45 citations91
US6823951B2Nov 30, 2004
Arcuate-shaped inserts for drill bits
SMITH INTERNATIONAL38 citations91
US6460636B1Oct 8, 2002
Drill bit inserts with variations in thickness of diamond coating
SMITH INTERNATIONAL27 citations91
US6260639B1Jul 17, 2001
Drill bit inserts with zone of compressive residual stress
SMITH INTERNATIONAL28 citations89
US7040424B2May 9, 2006
Drill bit and cutter having insert clusters and method of manufacture
SMITH INTERNATIONAL33 citations87
US7117961B2Oct 10, 2006
Dynamic seal with soft interface
SMITH INTERNATIONAL29 citations86
USRE47369EApr 30, 2019
Rolling cutter
SMITH INTERNATIONAL6 citations84
US8020638B2Sep 20, 2011
Seal with dynamic sealing surface at the outside diameter
SMITH INTERNATIONAL16 citations83
US7665547B2Feb 23, 2010
Drill bit reservoir with controllable relief pressure
SMITH INTERNATIONAL12 citations82
US7757789B2Jul 20, 2010
Drill bit and insert having bladed interface between substrate and coating
SMITH INTERNATIONAL16 citations79
USRE48455EMar 2, 2021
Rolling cutter
SMITH INTERNATIONAL0 citations63
US7682557B2Mar 23, 2010
Multiple processes of high pressures and temperatures for sintered bodies
SMITH INTERNATIONAL2 citations59