Assignee
CHEN SHILIN
US19 patents
Top patents by PatentIndex Score
US8210288B2Jul 3, 2012
Rotary drill bits with protected cutting elements and methods
CHEN SHILIN37 citations93
US8145465B2Mar 27, 2012
Methods and systems to predict rotary drill bit walk and to design rotary drill bits and other downhole tools
CHEN SHILIN22 citations93
US8863860B2Oct 21, 2014
System and method of improved depth of cut control of drilling tools
CHEN SHILIN19 citations91
US9864821B2Jan 9, 2018
PDC bits with cutters laid out in both spiral directions of bit rotation
CHEN SHILIN7 citations84
US9316057B2Apr 19, 2016
Rotary drill bits with protected cutting elements and methods
CHEN SHILIN8 citations84
US9115552B2Aug 25, 2015
PDC bits with mixed cutter blades
CHEN SHILIN11 citations84
US8899357B2Dec 2, 2014
Multilevel force balanced downhole drilling tools and methods
CHEN SHILIN7 citations84
US8720611B2May 13, 2014
PDC bits with cutters laid out in both spiral directions of bit rotation
CHEN SHILIN12 citations84
US8606552B2Dec 10, 2013
Methods and systems for designing and/or selecting drilling equipment using predictions of rotary drill bit walk
CHEN SHILIN5 citations84
US8905163B2Dec 9, 2014
Rotary drill bit with improved steerability and reduced wear
CHEN SHILIN6 citations70
US8296115B2Oct 23, 2012
Methods and systems for designing and/or selecting drilling equipment using predictions of rotary drill bit walk
CHEN SHILIN2 citations63
US10162911B2Dec 25, 2018
PDC bits with mixed cutter blades
CHEN SHILIN1 citations52
US10036207B2Jul 31, 2018
Rotary drill bit and method for designing a rotary drill bit for directional and horizontal drilling
CHEN SHILIN0 citations52
US9650835B2May 16, 2017
System and method of configuring drilling tools utilizing a critical depth of cut control curve
CHEN SHILIN0 citations51
US9540882B2Jan 10, 2017
System and method of configuring drilling tools utilizing a critical depth of cut control curve
CHEN SHILIN0 citations51
US9523242B2Dec 20, 2016
System and method of constant depth of cut control of drilling tools
CHEN SHILIN0 citations51
US9506294B2Nov 29, 2016
System and method of constant depth of cut control of drilling tools
CHEN SHILIN0 citations51
US9493990B2Nov 15, 2016
Roller cone drill bits with optimized bearing structures
CHEN SHILIN0 citations51
US10214966B2Feb 26, 2019
Rotary drill bits with back-up cutting elements to optimize bit life
CHEN SHILIN0 citations46