Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8246828 | Methods for selectively producing hydrogen and methane from biomass feedstocks using an anaerobic biological system | Thomas R. Clark | 2012-08-21 |
| 7540961 | Methods for manufacturing hydrogen using anaerobic digestion | Conly L. Hansen | 2009-06-02 |