Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11885249 | Catalyst for exhaust gas purification | Ha Na Kim, Won-Ji Hyun, Dong-Il Lee, Ho-Jin Choi | 2024-01-30 |
| 11697109 | Catalyst particles for treating vehicle exhaust gas, preparation method therefor, and method for treating vehicle exhaust gas by using same | Dong-Il Lee, Won-Ji Hyun, Jong-Sik Choi | 2023-07-11 |