Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11371288 | Rotary steerable drilling push-the-point-the-bit | Alben D'Silva, Everett Hagar, Geoff A. Samuel, Fraser A. Wheeler, Brandon Jullion | 2022-06-28 |
| 7306058 | Anti-rotation device for a steerable rotary drilling device | Edward James Cargill | 2007-12-11 |
| 7188689 | Variable gauge drilling apparatus and method of assembly therefor | Terrance Dean Maxwell, Julio Abraham Carrera Garcia, Nestor Humberto Gil, Richard Thomas Hay, Edward James Cargill | 2007-03-13 |
| 6340063 | Steerable rotary directional drilling method | Laurier E. Comeau, Elis Vandenberg, Edward James Cargill, John Hardin, Terrance Dean Maxwell +3 more | 2002-01-22 |
| 6244361 | Steerable rotary drilling device and directional drilling method | Laurier E. Comeau, Elis Vandenberg, Edward James Cargill, John Hardin, Terrance Dean Maxwell +3 more | 2001-06-12 |