Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7572362 | Modified thermal processing of heavy hydrocarbon feedstocks | Barry A. Freel, Doug Clarke | 2009-08-11 |
| 7572365 | Modified thermal processing of heavy hydrocarbon feedstocks | Barry A. Freel, Doug Clarke | 2009-08-11 |