Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12312989 | Method for producing gasoline particulate filter | Wenjie Dong, Hongyu Ji, Zhou SHANG, Guangyong Xiong | 2025-05-27 |
| 12172149 | Tri-metal PGM catalysts for gasoline engine exhaust gas treatments | Michael Anthony Howard, Dongxia Liu, Zhou SHANG, Maria C. Vlachou, Xuan Xu | 2024-12-24 |
| 12115520 | Zoned catalysts for CNG engine exhaust gas treatments with improved ammonia emission control | Jingwen Wang, Xiang ZHENG | 2024-10-15 |
| 11745173 | Tin incorporated catalysts for gasoline engine exhaust gas treatments | Hongyu Ji, Wataru KURASHIGE, Shuhei NAGAOKA, Zhou SHANG, Xiaorui ZHANG | 2023-09-05 |
| 11614013 | Twc catalysts for gasoline engine exhaust gas treatments | Hai-Ying Chen, Hongyu Ji, Eric Tyo, Takashi Yamada, Xiang ZHENG | 2023-03-28 |
| 11577234 | Three-zone two-layer TWC catalyst in gasoline waste gas applications | Wenjie Dong, Hongyu Ji, Yaping WAN | 2023-02-14 |
| 11439987 | Multi-region TWC for treatment of exhaust gas from gasoline engine | Hongyu Ji, Xiang ZHENG | 2022-09-13 |
| 11364485 | Multi-region catalysts for CNG engine exhaust gas treatments with improved ammonia leakage control | Jingwen Wang, Xiang ZHENG | 2022-06-21 |
| 11110447 | Three-zone two-layer TWC catalyst in gasoline waste gas applications | Wenjie Dong, Hongyu Ji, Yaping WAN | 2021-09-07 |