Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6938707 | Method and system for minimizing circulating fluid return losses during drilling of a well bore | Joseph H. Schmidt, Manuel E. Gonzalez, John Lofton, James B. Bloys | 2005-09-06 |