Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6550551 | Apparatus to actuate a downhole tool | Thurman H. Carter, David M. Haugen, Gary Duron Ingram, David W. Teale | 2003-04-22 |
| 6536525 | Methods and apparatus for forming a lateral wellbore | David M. Haugen, Frederick T. Tilton, Neil A. A. Simpson, Kevin L. Gray, Robert P. Badrak | 2003-03-25 |