Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9458675 | Method for assembling a drilling rig structure | Donald Leonard Burlet | 2016-10-04 |
| 9366053 | Mobile drilling rig with telescoping substructure boxes | Jay John Thiessen, Donald Leonard Burlet | 2016-06-14 |