Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7721679 | Vapor generator with preheater and method of operating same | — | 2010-05-25 |
| 7293532 | Heavy oil extraction system | John Griffin | 2007-11-13 |
| 7228822 | Vapor generator using pre-heated injected water | — | 2007-06-12 |
| 6772712 | Energy system | — | 2004-08-10 |
| 6666172 | Energy system | — | 2003-12-23 |