Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12384971 | Processes for viscosity breaking of plastics | Ki-Hyouk Choi, Joo-Hyeong Lee, Young-Kyoung Ahn, Abdullah Saleh Yami, Saad Abdullah Shahrani | 2025-08-12 |
| 11926801 | Processes and systems for producing upgraded product from residue | Ki-Hyouk Choi, Mohammed S. Aldossary | 2024-03-12 |
| 11905470 | Methods for reducing coke formation in heavy oil upgrading using supercritical water | Ki-Hyouk Choi, Joo-Hyeong Lee | 2024-02-20 |
| 11802245 | Processes for viscosity breaking of plastics | Ki-Hyouk Choi, Joo-Hyeong Lee, Young-Kyoung Ahn, Abdullah Saleh Yami, Saad Abdullah Shahrani | 2023-10-31 |
| 11767478 | Systems and methods for processing hydrocarbon feedstocks | Ki-Hyouk Choi, Young-Kyoung Ahn, Saad Abdullah AlShahrani, Chang Woo Son | 2023-09-26 |
| 11345861 | Production of linear olefins from heavy oil | Ki-Hyouk Choi, Joo-Hyeong Lee, Ali M. Alsomali | 2022-05-31 |
| 11149218 | Integrated supercritical water and steam cracking process | Ki-Hyouk Choi, Gonzalo Martinez, Ali M. Alsomali, Mohammad A. Alabdullah, Essam Abdullah Al-Sayed | 2021-10-19 |
| 11046624 | Production of linear alpha olefins from organic sulfides | Ki-Hyouk Choi, Muneef F. Alqarzouh, Maddala Venkata Bhanumurthy | 2021-06-29 |
| 11021660 | Supercritical reactor systems and processes for petroleum upgrading | Ki-Hyouk Choi, Mohammad A. Al-Abdullah | 2021-06-01 |
| 10995281 | Supercritical reactor systems and processes for petroleum upgrading | Ki-Hyouk Choi, Mohammad A. Al-Abdullah | 2021-05-04 |
| 10815434 | Systems and processes for power generation | Ki-Hyouk Choi, Muneef F. Alqarzouh, Mohannad H. Alabsi | 2020-10-27 |
| 10703999 | Integrated supercritical water and steam cracking process | Ki-Hyouk Choi, Gonzalo Martinez, Ali M. Alsomali, Mohammad A. Alabdullah, Essam Abdullah Al-Sayed | 2020-07-07 |
| 10640715 | Supercritical reactor systems and processes for petroleum upgrading | Ki-Hyouk Choi, Mohammad A. Al-Abdullah | 2020-05-05 |
| 10577546 | Systems and processes for deasphalting oil | Ki-Hyouk Choi, Mazin M. Fathi | 2020-03-03 |
| 10543468 | Supercritical reactor systems and processes for petroleum upgrading | Ki-Hyouk Choi, Mohammad A. Al-Abdullah | 2020-01-28 |
| 10384179 | Supercritical reactor systems and processes for petroleum upgrading | Ki-Hyouk Choi, Mohammad A. Al-Abdullah | 2019-08-20 |
| 10119081 | Supercritical reactor systems and processes for petroleum upgrading | Ki-Hyouk Choi, Mohammad A. Al-Abdullah | 2018-11-06 |
| 10011790 | Supercritical water processes for upgrading a petroleum-based composition while decreasing plugging | Ki-Hyouk Choi, Muneef F. Al-Qarzouh, Joo-Hyeong Lee, Bader M. Al-Otaibi | 2018-07-03 |
| 9920258 | Supercritical reactor systems and processes for petroleum upgrading | Ki-Hyouk Choi, Mohammad A. Al-Abdullah | 2018-03-20 |
| 9670419 | Process for heavy oil upgrading in a double-wall reactor | Ki-Hyouk Choi, Joo-Hyeong Lee | 2017-06-06 |
| 9567530 | Process for heavy oil upgrading in a double-wall reactor | Ki-Hyouk Choi, Joo-Hyeong Lee | 2017-02-14 |