Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12239939 | Methods and apparatus for recycling tail gas in syngas fermentation to ethanol | John D. Winter | 2025-03-04 |
| 11857923 | Methods and apparatus for recycling tail gas in syngas fermentation to ethanol | John D. Winter | 2024-01-02 |
| 11202989 | Methods and apparatus for recycling tail gas in syngas fermentation to ethanol | John D. Winter | 2021-12-21 |
| 10603632 | Methods and apparatus for recycling tail gas in syngas fermentation to ethanol | John D. Winter | 2020-03-31 |
| 9771531 | Biomass to transportation fuels using a Fischer-Tropsch process | Renus Kelfkens, Wayne W. Simmons, Douglas S. Jack, Sidney P. White | 2017-09-26 |
| 9447326 | Pretreatment of biomass using steam explosion methods before gasification | Francis M. Ferraro, Robert Stanley Ampulski | 2016-09-20 |
| 8288594 | Selective process for conversion of syngas to ethanol | Ronald C. STITES, Shakeel Tirmizi, Stephen Deutch | 2012-10-16 |
| 7884253 | Methods and apparatus for selectively producing ethanol from synthesis gas | Ronald C. STITES | 2011-02-08 |