Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5148875 | Method and apparatus for horizontal drilling | Haraldur Karlsson, Gary E. Jacques, John K. Aslakson | 1992-09-22 |
| 5074366 | Method and apparatus for horizontal drilling | Haraldur Karlsson, Gary E. Jacques, John K. Aslakson | 1991-12-24 |
| 5040601 | Horizontal well bore system | Haraldur Karlsson, Gary E. Jacques, John K. Aslakson | 1991-08-20 |
| 4685895 | Stabilizer mechanism for use in drilling deviated well bores | — | 1987-08-11 |
| 4600037 | Flexible drill pipe | — | 1986-07-15 |