Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9254729 | Partial load combustion cycles | Ian Wylie, David L. Hagen | 2016-02-09 |
| 8561702 | Hot fluid recovery of heavy oil with steam and carbon dioxide | Ian Wylie, David L. Hagen, Gary Ginter | 2013-10-22 |
| 8192688 | Trifluid reactor | David L. Hagen, Gary Ginter, Bill Goheen, Janet Rankin | 2012-06-05 |
| 7814975 | Heavy oil recovery with fluid water and carbon dioxide | David L. Hagen, Ian Wylie, Gary Ginter | 2010-10-19 |