Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11066875 | Earth-boring tools having pockets trailing rotationally leading faces of blades and having cutting elements disposed therein and related methods | Steven Craig Russell, William Schoen | 2021-07-20 |
| 10914123 | Earth boring tools with pockets having cutting elements disposed therein trailing rotationally leading faces of blades and related methods | Steven Craig Russell, William Schoen | 2021-02-09 |
| 10344537 | Earth-boring tools, methods of forming earth-boring tools, and methods of forming a borehole in a subterranean formation | Kenneth R. Evans, Bibek Ghimire | 2019-07-09 |
| 9359825 | Cutting element placement on a fixed cutter drill bit to reduce diamond table fracture | Floyd C. Felderhoff, Matthew R. Isbell, Michael L. Doster | 2016-06-07 |
| 9200483 | Earth-boring tools and methods of forming such earth-boring tools | Nicholas J. Lyons, Juan Miguel Bilen, Danny E. Scott, Rudolf Carl Pessier | 2015-12-01 |
| 9033066 | Nozzles including secondary passages, drill assemblies including same and associated methods | — | 2015-05-19 |
| 8851207 | Earth-boring tools and methods of forming such earth-boring tools | Nicholas J. Lyons, Juan Miguel Bilen, Danny E. Scott, Rudolf Carl Pessier | 2014-10-07 |
| 8794356 | Shaped cutting elements on drill bits and other earth-boring tools, and methods of forming same | Nicholas J. Lyons, Rudolf Carl Pessier, Danny E. Scott, Juan Miguel Bilen, Anthony A. DiGiovanni | 2014-08-05 |
| 8505634 | Earth-boring tools having differing cutting elements on a blade and related methods | Nicholas J. Lyons, Danny E. Scott, Rudolf Carl Pessier, Juan Miguel Bilen | 2013-08-13 |
| 8316967 | Earth-boring tools with primary and secondary blades, methods of forming and designing such earth-boring tools | — | 2012-11-27 |
| 7896106 | Rotary drag bits having a pilot cutter configuraton and method to pre-fracture subterranean formations therewith | — | 2011-03-01 |
| 7861809 | Rotary drag bit with multiple backup cutters | Ryan J. Hanford, Lane E. Snell, Jason E. Hoines, Matthew R. Isbell, Eric E. McClain +1 more | 2011-01-04 |
| 7762355 | Rotary drag bit and methods therefor | Eric E. McClain, Lane E. Snell, Jason E. Hoines, Matthew R. Isbell, Michael L. Doster | 2010-07-27 |