Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12264130 | Processes for aromatization of naphtha isoparaffins | Emad Naji Al-Shafei, Lianhui Ding, Guanghui Zhu, Mohammed Z. Albahar, Mohammed A. Alkhunaizi | 2025-04-01 |
| 11248174 | Process to remove asphaltene from heavy oil by solvent | Ki-Hyouk Choi | 2022-02-15 |
| 9951283 | Petroleum upgrading and desulfurizing process | Ki-Hyouk Choi | 2018-04-24 |
| 9145523 | Upgrading of hydrocarbons by hydrothermal process | Ki-Hyouk Choi, Ashok K. Punetha, Mohammed R. Al-Dossary | 2015-09-29 |
| 9039889 | Upgrading of hydrocarbons by hydrothermal process | Ki-Hyouk Choi, Ashok K. Punetha, Mohammed R. Al-Dossary | 2015-05-26 |
| 9005432 | Removal of sulfur compounds from petroleum stream | Ki-Hyouk Choi, Ashok K. Punetha, Mohammed R. Al-Dossary, Joo-Hyeong Lee, Bader M. Al-Otaibi | 2015-04-14 |
| 8535518 | Petroleum upgrading and desulfurizing process | Ki-Hyouk Choi | 2013-09-17 |