Issued Patents 2023
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11731112 | Tetrametallic bulk hydroprocessing catalysts | Xiaoying Ouyang, Viorel Duma, Alexander E. Kuperman, Ibrahim J. Uckung, Theodorus Ludovicus Michael Maesen +1 more | 2023-08-22 |
| 11577235 | Layered catalyst reactor systems and processes for hydrotreatment of hydrocarbon feedstocks | Xiaoying Ouyang, Alexander E. Kuperman, Theodorus Ludovicus Michael Maesen | 2023-02-14 |