Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6464021 | Equi-pressure geosteering | — | 2002-10-15 |
| 6405808 | Method for increasing the efficiency of drilling a wellbore, improving the accuracy of its borehole trajectory and reducing the corresponding computed ellise of uncertainty | John R. Lovell | 2002-06-18 |