Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10801266 | Earth-boring tools having fixed blades and rotatable cutting structures and related methods | Gregory L. Ricks, Mitchell A. Rothe | 2020-10-13 |
| 10132122 | Earth-boring rotary tools having fixed blades and rolling cutter legs, and methods of forming same | Gregory L. Ricks, Rudolf Carl Pessier | 2018-11-20 |
| 9476259 | System and method for leg retention on hybrid bits | Gregory L. Ricks, Rudolf Carl Pessier | 2016-10-25 |
| 9359825 | Cutting element placement on a fixed cutter drill bit to reduce diamond table fracture | David Gavia, Matthew R. Isbell, Michael L. Doster | 2016-06-07 |
| 8079427 | Methods of forming earth-boring tools having features for affecting cuttings flow | Rudolf Carl Pessier, Yolanda V. Morse | 2011-12-20 |
| RE42445 | Cutting structure for earth-boring bit to reduce tracking | Matthew R. Isbell, Rudolf Carl Pessier | 2011-06-14 |
| 7918292 | Earth-boring tools having features for affecting cuttings flow | Rudolf Carl Pessier, Yolanda V. Morse | 2011-04-05 |
| 7779936 | Staggered compact row on same land | Robert M. Welch, Yolanda V. Morse | 2010-08-24 |
| 7673709 | Earth-boring bit with shear cutting elements | Rudolf Carl Pessier | 2010-03-09 |
| 7647991 | Cutting structure for earth-boring bit to reduce tracking | Matthew R. Isbell, Rudolf Carl Pessier | 2010-01-19 |
| 7600590 | Low projection inserts for rock bits | Brian Baker, Rudolf Carl Pessier, Jimmy W. Eason | 2009-10-13 |