Inventor
ANDERSON NATHAN R
US9 patents
Patents
9 patentsUS5766394AJun 16, 1998
Method for forming a polycrystalline layer of ultra hard material
SMITH INTERNATIONAL135 citations99
US6199645B1Mar 13, 2001
Engineered enhanced inserts for rock drilling bits
SMITH INTERNATIONAL125 citations98
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
US6041875AMar 28, 2000
Non-planar interfaces for cutting elements
SMITH INTERNATIONAL113 citations97
US6951578B1Oct 4, 2005
Polycrystalline diamond materials formed from coarse-sized diamond grains
SMITH INTERNATIONAL81 citations96
US5868885AFeb 9, 1999
Manufacture of cutting tools
SMITH INTERNATIONAL71 citations94
US6419034B1Jul 16, 2002
Engineered enhanced inserts for rock drilling bits
SMITH INTERNATIONAL17 citations92
US6460636B1Oct 8, 2002
Drill bit inserts with variations in thickness of diamond coating
SMITH INTERNATIONAL27 citations91