Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6598682 | Reservoir communication with a wellbore | Ashley Bernard Johnson, James E. Brooks, Lawrence A. Behrmann, Adinathan Venkitaraman, Ian C. Walton +3 more | 2003-07-29 |
| 6588508 | Method and apparatus to reduce trapped pressure in a downhole tool | Robert A. Parrott, Haoming Li, Cynthia L. Hickson, Harry B. Anderson, John Corben | 2003-07-08 |