Issued Patents 2011
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8079431 | Drill bit having rotational cutting elements and method of drilling | Jeffery B. Lund, Jair J. Gonzalez | 2011-12-20 |
| 8074748 | Thermally-stable polycrystalline diamond element and compact, and applications therefor such as drill bits | David P. Miess | 2011-12-13 |
| 8069933 | Bearing assemblies, and bearing apparatuses and motor assemblies using same | Timothy N. Sexton | 2011-12-06 |
| 8061452 | Cutting element apparatuses, drill bits including same, methods of cutting, and methods of rotating a cutting element | Timothy N. Sexton, S. Barrett Peterson, Jeffrey B. Lund, Christopher F. Johnson | 2011-11-22 |
| 8028770 | Conformal bearing for rock drill bit | Aaron J. Dick, Chih Lin, Terry J. Koltermann, Anton F. Zahradnik, Daniel E. Scott +4 more | 2011-10-04 |
| 7987931 | Cutting element apparatuses, drill bits including same, methods of cutting, and methods of rotating a cutting element | Timothy N. Sexton | 2011-08-02 |
| 7951213 | Superabrasive compact, drill bit using same, and methods of fabricating same | David P. Miess, Kenneth E. Bertagnolli | 2011-05-31 |
| 7946768 | Bearing apparatuses, systems including same, and related methods | Aaron J. Dick | 2011-05-24 |
| 7942218 | Cutting element apparatuses and drill bits so equipped | Timothy N. Sexton, David P. Miess, Jeffrey B. Lund | 2011-05-17 |
| 7896551 | Hydrodynamic bearing assemblies, and hydrodynamic bearing apparatuses and motor assemblies using same | Timothy N. Sexton | 2011-03-01 |
| 7870913 | Bearing assemblies, and bearing apparatuses and motor assemblies using same | Timothy N. Sexton | 2011-01-18 |
| 7861805 | Conformal bearing for rock drill bit | Aaron J. Dick, Chih Lin, Terry J. Kolterman, Anton F. Zahradnik, Dan E. Scott +4 more | 2011-01-04 |