Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12330569 | Steering device of automobile | — | 2025-06-17 |
| 12291075 | Suspension apparatus | — | 2025-05-06 |
| 12145133 | Method for preparing dehydrogenation catalyst for linear chain light hydrocarbons with high regeneration efficiency | Young-san Yoo, Ho-Dong Kim, Hyun A Choi | 2024-11-19 |
| 11813599 | Method for coating porous catalyst support and device therefor | Dong-Sun Seo, Myeong-cheol Seon, Seung-bok Yu | 2023-11-14 |
| 11266979 | Method for preparing dehydrogenation catalyst for straight chain-type light hydrocarbon using stabilized active metal composite | Young-san Yoo, Ho-Dong Kim, Hyun Woo Lee | 2022-03-08 |
| 11135572 | Three-way catalyst comprising Pd—Rh alloy | Seung Chul Na, Jin-Woo Song, Narayana Rao Komateedi, Kwi-Yeon Lee | 2021-10-05 |
| 11040333 | Method for preparing dehydrogenation catalyst for straight chain-type light hydrocarbon using stabilized active material complex | Young-san Yoo, Ho-Dong Kim, Dong Kun Kang | 2021-06-22 |
| 10889503 | Zeolite having specific ratio of divalent copper ions supported thereon, and preparation method therefor and catalyst composition comprising same | Mi Young Kim, Jin Won Kim, Yong Sul Kim, Eun-seok Kim, Seung Chul Na | 2021-01-12 |
| 10751701 | Oxidation catalyst for compressed natural gas combustion system exhaust gas | Eun-seok Kim, Mi Young Kim, Jun hong Jeon | 2020-08-25 |
| 10434499 | Catalyst composition for inhibiting diesel engine white smoke emission | Eun-seok Kim, Jae-uk Han, Hyoung-Mun Cho | 2019-10-08 |
| 10220380 | Apparatus and method for quantitatively coating catalyst support | Seung Chul Na, Sang Yun Han | 2019-03-05 |
| 10213769 | Method for producing hydrocarbon dehydrogenation catalyst using sponge-type support | Young-san Yoo, Ho-Dong Kim | 2019-02-26 |
| 9931615 | Exhaust gas oxidation catalyst for compressed natural gas combustion system | Seung Chul Na, Eun-seok Kim, Joon Woo Kim | 2018-04-03 |
| 9675949 | Quantitative catalyst supply device | Sang Yun Han, Seung Chul Na | 2017-06-13 |
| 9527032 | Non-PGM catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the same | Sung Mu Choi, Jung Min Seo, Eun-seok Kim, Jeong Bae Lee | 2016-12-27 |
| 9358504 | Non-PGM catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the same | Sung Mu Choi, Jung Min Seo, Eun-seok Kim, Jeong Bae Lee | 2016-06-07 |
| 9321008 | Device for discharging exhaust gas from diesel engine, having ammonolysis module | Eun-seok Kim, Jae-Woo Kim | 2016-04-26 |
| 9321033 | Process for thermal fixation of catalytically active component onto alumina support | Seung Chul Na, Sang Yun Han | 2016-04-26 |
| 9155999 | Non-PGM catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the same | Sung Mu Choi, Jung Min Seo, Eun-seok Kim, Jeong Bae Lee | 2015-10-13 |
| 9108155 | Non-PGM catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the same | Sung Mu Choi, Jung Min Seo, Eun-seok Kim, Jeong Bae Lee | 2015-08-18 |
| 8668893 | Catalysts for NOx reduction employing H2 and a method of reducing NOx | Eun-seok Kim, Gon Seo, Se-Min Park, Yun-Je Lee | 2014-03-11 |
| 8658560 | Hydrogenation catalyst for nitro-aromatic compounds and method for preparing the same | Young-san Yoo, Jin Won Kim, Kwang Hyun Bak | 2014-02-25 |
| 7931874 | Three-layered catalyst system for purifying exhaust gases of internal engines | Tae-Woo Lee, Eun-seok Kim | 2011-04-26 |
| 7895825 | Method and apparatus for reducing exhaust gas including hydrocarbons during initial cold start period | Hee Chun Kang, Tae-Woo Lee, Eun-seok Kim, Tae Hun Yeon | 2011-03-01 |
| 7740818 | Transition metal-substituted hydrotalcite catalyst for removing nitrogen oxides from the exhaust gas of diesel engine by storage-reduction | Young-san Yoo, Gon Seo, Gi Won Park | 2010-06-22 |