Assignee
CHEN SHILIN
US·19 granted patents·4 pending applications·137 citations·filing 2006–2015
Top patents by PatentIndex Score
23 records- 0195US8145465B2Methods and systems to predict rotary drill bit walk and to design rotary drill bits and other downhole toolsCHEN SHILIN·Filed 2010·Granted Mar 27, 2012·22 cites·8 claims
- 0294US8863860B2System and method of improved depth of cut control of drilling toolsCHEN SHILIN·Filed 2011·Granted Oct 21, 2014·19 cites·21 claims
- 0391US8210288B2Rotary drill bits with protected cutting elements and methodsCHEN SHILIN·Filed 2008·Granted Jul 3, 2012·37 cites·33 claims
- 0490US9115552B2PDC bits with mixed cutter bladesCHEN SHILIN·Filed 2010·Granted Aug 25, 2015·11 cites·21 claims
- 0590US8720611B2PDC bits with cutters laid out in both spiral directions of bit rotationCHEN SHILIN·Filed 2010·Granted May 13, 2014·12 cites·30 claims
- 0685US9316057B2Rotary drill bits with protected cutting elements and methodsCHEN SHILIN·Filed 2012·Granted Apr 19, 2016·8 cites·10 claims
- 0784US9864821B2PDC bits with cutters laid out in both spiral directions of bit rotationCHEN SHILIN·Filed 2014·Granted Jan 9, 2018·7 cites·13 claims
- 0884US8606552B2Methods and systems for designing and/or selecting drilling equipment using predictions of rotary drill bit walkCHEN SHILIN·Filed 2012·Granted Dec 10, 2013·5 cites·17 claims
- 0971US8296115B2Methods and systems for designing and/or selecting drilling equipment using predictions of rotary drill bit walkCHEN SHILIN·Filed 2010·Granted Oct 23, 2012·2 cites·3 claims
- 1067US8899357B2Multilevel force balanced downhole drilling tools and methodsCHEN SHILIN·Filed 2009·Granted Dec 2, 2014·7 cites·34 claims
- 1166US10162911B2PDC bits with mixed cutter bladesCHEN SHILIN·Filed 2015·Granted Dec 25, 2018·1 cites·15 claims
- 1257US8905163B2Rotary drill bit with improved steerability and reduced wearCHEN SHILIN·Filed 2008·Granted Dec 9, 2014·6 cites·21 claims
- 1355US10036207B2Rotary drill bit and method for designing a rotary drill bit for directional and horizontal drillingCHEN SHILIN·Filed 2012·Granted Jul 31, 2018·0 cites·14 claims
- 1450US9650835B2System and method of configuring drilling tools utilizing a critical depth of cut control curveCHEN SHILIN·Filed 2013·Granted May 16, 2017·0 cites·17 claims
- 1548US9540882B2System and method of configuring drilling tools utilizing a critical depth of cut control curveCHEN SHILIN·Filed 2011·Granted Jan 10, 2017·0 cites·16 claims
- 1648US9523242B2System and method of constant depth of cut control of drilling toolsCHEN SHILIN·Filed 2011·Granted Dec 20, 2016·0 cites·23 claims
- 1748US9506294B2System and method of constant depth of cut control of drilling toolsCHEN SHILIN·Filed 2011·Granted Nov 29, 2016·0 cites·23 claims
- 1846US10214966B2Rotary drill bits with back-up cutting elements to optimize bit lifeCHEN SHILIN·Filed 2012·Granted Feb 26, 2019·0 cites·25 claims
- 1946US2015167395A1System and method for improving stability of drilling toolsCHEN SHILIN·Filed 2012·Application pending·0 cites
- 2043US2006224368A1Force-balanced roller-cone bits, systems, drilling methods, and design methodsCHEN SHILIN·Filed 2006·Application pending·0 cites
- 2142US9493990B2Roller cone drill bits with optimized bearing structuresCHEN SHILIN·Filed 2007·Granted Nov 15, 2016·0 cites·14 claims
- 2242US2009229888A1Methods and systems for designing and/or selecting drilling equipment using predictions of rotary drill bit walkCHEN SHILIN·Filed 2009·Application pending·0 cites
- 2341US2013112484A1Eccentric sleeve for directional drilling systemsCHEN SHILIN·Filed 2011·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →