Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9702543 | Method for controlling combustion gas output in direct steam generation for oil recovery | Patrick Cochrane, Norman Arrison, Ronald B. Foster | 2017-07-11 |
| 9447667 | Apparatus, system, and method for controlling combustion gas output in direct steam generation for oil recovery | Patrick Cochrane, Norman Arrison, Ronald B. Foster | 2016-09-20 |