Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12296326 | Catalyst for synthesis of hydrogen peroxide and recovery, and method of preparing same | Dong Kun Kang, Young-Ho Lee | 2025-05-13 |
| 12145133 | Method for preparing dehydrogenation catalyst for linear chain light hydrocarbons with high regeneration efficiency | Hyun-sik Han, Ho-Dong Kim, Hyun A Choi | 2024-11-19 |
| 11826737 | High-performance zeolite for reducing nitrogen oxide emissions, method of preparing same and catalyst using same | Pyung Soon Kim, Young Jin Kim, Chang Hwan Kim, Seung Chul Na, Seung Ho Oh +1 more | 2023-11-28 |
| 11679380 | Double-layer-structured catalyst for dehydrogenating light hydrocarbons | Hyun A Choi, Dong Kun Kang, Young-Ho Lee | 2023-06-20 |
| 11465133 | High-performance zeolite for reducing nitrogen oxide emissions, method of preparing same and catalyst using same | Pyung Soon Kim, Young Jin Kim, Chang Hwan Kim, Seung Chui Na, Seung Ho Oh +1 more | 2022-10-11 |
| 11266979 | Method for preparing dehydrogenation catalyst for straight chain-type light hydrocarbon using stabilized active metal composite | Hyun-sik Han, Ho-Dong Kim, Hyun Woo Lee | 2022-03-08 |
| 11040333 | Method for preparing dehydrogenation catalyst for straight chain-type light hydrocarbon using stabilized active material complex | Hyun-sik Han, Ho-Dong Kim, Dong Kun Kang | 2021-06-22 |
| 10213769 | Method for producing hydrocarbon dehydrogenation catalyst using sponge-type support | Hyun-sik Han, Ho-Dong Kim | 2019-02-26 |
| 8658560 | Hydrogenation catalyst for nitro-aromatic compounds and method for preparing the same | Hyun-sik Han, Jin Won Kim, Kwang Hyun Bak | 2014-02-25 |
| 7740818 | Transition metal-substituted hydrotalcite catalyst for removing nitrogen oxides from the exhaust gas of diesel engine by storage-reduction | Hyun-sik Han, Gon Seo, Gi Won Park | 2010-06-22 |