Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11135575 | Apparatus for regeneration of acidic ionic liquid without addition of a hydrogenation catalyst | Michael John Girgis, Huping Luo, Bong-Kyu Chang, Hye Kyung Cho Timken, Steven Xugi Song | 2021-10-05 |