Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9352303 | Mixed metal oxide catalyst for decomposition of nitrogen oxides | Kil Sang Chang, Seo-Young Park, Ki Seon Yang, A Reum Han | 2016-05-31 |
| 8512662 | Method for adsorbing and decomposing lean nitrogen oxide using a mixed metal oxide catalyst | Kil Sang Chang, Ki Seon Yang | 2013-08-20 |