Inventor
DEWEY CHARLES
US12 patents
⚠️ This page may combine multiple inventors who share the name “DEWEY CHARLES”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SMITH INTERNATIONAL
6 patentsUS7077204B2Jul 18, 2006
Whip retrieval method and apparatus
SMITH INTERNATIONAL9 citations73
US7950475B2May 31, 2011
Percussion drilling assembly having a floating feed tube
SMITH INTERNATIONAL2 citations60
US8763729B2Jul 1, 2014
Percussion drilling assembly and hammer bit with gage and outer row reinforcement
SMITH INTERNATIONAL2 citations59
US9512680B2Dec 6, 2016
Coring bit to whipstock systems and methods
SMITH INTERNATIONAL0 citations51
US9488009B2Nov 8, 2016
Apparatuses and methods for stabilizing downhole tools
SMITH INTERNATIONAL0 citations51
US9605485B1Mar 28, 2017
Percussion drilling assembly and hammer bit with gage and outer row reinforcement
SMITH INTERNATIONAL0 citations48