| 6640909 |
Steerable rotary drilling device |
Edward James Cargill, John Hardin |
2003-11-04 |
| 6415878 |
Steerable rotary drilling device |
Edward James Cargill |
2002-07-09 |
| 6340063 |
Steerable rotary directional drilling method |
Laurier E. Comeau, Edward James Cargill, John Hardin, Terrance Dean Maxwell, Bryan James Restau +3 more |
2002-01-22 |
| 6244361 |
Steerable rotary drilling device and directional drilling method |
Laurier E. Comeau, Edward James Cargill, John Hardin, Terrance Dean Maxwell, Bryan James Restau +3 more |
2001-06-12 |
| 6202746 |
Fail-safe coupling for a latch assembly |
Ian Gillis, Laurier E. Comeau |
2001-03-20 |
| 5778980 |
Multicut casing window mill and method for forming a casing window |
Laurier E. Comeau, Ian Gillis |
1998-07-14 |
| 5762143 |
System and method for placement and retrieval of a subsurface diverting tool used in drilling and completing wells |
Laurier E. Comeau, Ian Gillis |
1998-06-09 |
| 5615740 |
Internal pressure sleeve for use with easily drillable exit ports |
Laurier E. Comeau, Ian Gillis |
1997-04-01 |
| 5579829 |
Keyless latch for orienting and anchoring downhole tools |
Laurier E. Comeau |
1996-12-03 |