Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6808455 | Torsional shock absorber for a drill string | Michael Solorenko | 2004-10-26 |
| 6759260 | Metal oxide temperature monitor | Arne Ballantine, Edward C. Cooney, III, Jeffrey D. Gilbert, Amy L. Myrick, Ronald A. Warren | 2004-07-06 |