Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7954559 | Method for optimizing the location of a secondary cutting structure component in a drill string | — | 2011-06-07 |
| 7899658 | Method for evaluating and improving drilling operations | Stuart Oliver, Sujian Huang, Halle Aslaksen | 2011-03-01 |