Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10982152 | Demetallization of liquid biomass | Barry A. Freel, Timothy A. Brandvold, Stanley J. Frey, Doug Clarke | 2021-04-20 |
| 10400176 | Demetallization of liquid biomass | Barry A. Freel, Timothy A. Brandvold, Stanley J. Frey, Doug Clarke | 2019-09-03 |