Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9279316 | Thermally assisted gravity drainage (TAGD) | Doug Beattie, Tarek Hamida | 2016-03-08 |
| 9051828 | Thermally assisted gravity drainage (TAGD) | Bryan Gould, Ian Atkinson, Doug Beattie, Stephen D. Crane, Arthur H. Hale +2 more | 2015-06-09 |
| 5937817 | Dry sump oil cooling system | John W. Schanz, Gary Lockwitz, Paul J. Troxler | 1999-08-17 |
| 5199317 | Forward and reverse power shift transmission | Keith O. Moore, Robert Wessel | 1993-04-06 |