Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7987925 | Method and apparatus for collecting drill bit performance data | Eric C. Sullivan, Daryl L. Pritchard, R. Keith Glasgow, Jr., Tu Tien Trinh, Paul J. Lutes | 2011-08-02 |
| 7921937 | Drilling components and systems to dynamically control drilling dysfunctions and methods of drilling a well with same | Van Jordan Brackin | 2011-04-12 |