Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392345 | Impeller driving device for cooling pump of electric outboard device | Woo Won Lee, Ho Pyang Ryu, Sang Soo Park, Jeong Hyun Seong | 2025-08-19 |
| 12040402 | Semiconductor device | Yang Xu, Nam-Kyu Cho, Seok Hoon Kim, Pan-Kwi Park, Dong-Suk Shin +2 more | 2024-07-16 |
| 12027596 | Semiconductor device with source/drain pattern including buffer layer | Ryong Ha, Dongwoo Kim, Gyeom Kim, Pankwi Park, Seung Hun Lee | 2024-07-02 |
| 11688778 | Semiconductor device including three-dimensional field-effect transistor with curved multi-layered source/drain pattern | Ryong Ha, Dongwoo Kim, Gyeom Kim, Pankwi Park, Seung Hun Lee | 2023-06-27 |
| 11569389 | Semiconductor device | Moon Seung Yang, Eun Hye Choi, Seung Mo Kang, Jung-Taek Kim, Min-Hee Choi | 2023-01-31 |
| 11133421 | Semiconductor device | Moon Seung Yang, Eun Hye Choi, Seung Mo Kang, Jung-Taek Kim, Min-Hee Choi | 2021-09-28 |
| 10790361 | Semiconductor device having a fin structure and a manufacturing method thereof | Dong Woo Kim, Hyun-ho Noh, Dong-Suk Shin, Kwan Heum Lee, Yu-yeong Jo | 2020-09-29 |
| 10304932 | Semiconductor device having a fin structure and a manufacturing method thereof | Dong Woo Kim, Hyun-ho Noh, Dong-Suk Shin, Kwan Heum Lee, Yu-yeong Jo | 2019-05-28 |
| 9416778 | Self-gettering differential pump | Seongshik Oh | 2016-08-16 |
| 9376353 | Method of producing aromatic hydrocarbons and olefin from hydrocarbonaceous oils comprising large amounts of polycyclic aromatic compounds | Cheol Joong Kim, Sung Won Kim, Sang Hun Oh, Il Yong Jeong, Kang Seok Go +10 more | 2016-06-28 |
| 9283553 | Hydrocracking catalyst for preparing valuable light aromatic hydrocarbons from polycyclic aromatic hydrocarbons | Do Woan Kim, Jae Hyun Koh, Sang Il Lee, Seung Woo Lee, Seung Hoon Oh +5 more | 2016-03-15 |
| 9062262 | Process for 1,3-butadiene separation from a crude C4 stream with acetylene converter | Hee Du Lee, Kyung Jong Oh, Min-Su Ko, Min Gyoo PARK, Seong Jun Lee +5 more | 2015-06-23 |
| 9056308 | Catalyst for catalytic cracking of hydrocarbon, which is used in production of light olefin and production method thereof | Dae Hyun Choo, Hong Chan Kim, Suk Joon Kim, Ji Min Kim, Tae Jin Kim +9 more | 2015-06-16 |
| 8975462 | Method for producing high-added-value aromatic products and olefinic products from an aromatic-compound-containing oil fraction | Hong Chan Kim, Sung Won Kim, Sang Hun Oh, Soo Kil KANG, Hyuck-Jae Lee +4 more | 2015-03-10 |
| 8962901 | Method of producing valuable aromatics and olefins from hydrocarbonaceous oils derived from coal or wood | Hong Chan Kim, Sung Won Kim, Sang Hun Oh, Hyuck-Jae Lee, Dae Hyun Choo +13 more | 2015-02-24 |
| 8962900 | Method for producing valuable aromatics and light paraffins from hydrocarbonaceous oils derived from oil, coal or wood | Hong Chan Kim, Sang Hun Oh, Hyuck-Jae Lee, Jae Suk Koh, Gyung Rok Kim +9 more | 2015-02-24 |
| 8933283 | Process for the preparation of clean fuel and aromatics from hydrocarbon mixtures catalytic cracked on fluid bed | Cheol Joong Kim, Jae Wook Ryu, Kyeong Hak Seong, Byoung Mu Chang, Byeung Soo Lim +7 more | 2015-01-13 |
| 8674156 | Mixed manganese ferrite catalysts, method of preparing thereof and method of preparing 1,3-butadiene using thereof | Young Min Chung, Yong Tak Kwon, Tae Jin Kim, Seong Jun Lee, Min-Su Ko +2 more | 2014-03-18 |
| 8673802 | Catalyst for catalytic cracking of hydrocarbon, which is used in production of light olefin and production method thereof | Dae Hyun Choo, Hong Chan Kim, Suk Joon Kim, Ji Min Kim, Tae Jin Kim +9 more | 2014-03-18 |
| 8513479 | Zinc ferrite catalysts, method of preparing thereof and method of preparing 1,3-butadiene using thereof | Young Min Chung, Seong Jun Lee, Tae Jin Kim, Seung Hoon Oh, In Kyu Song +3 more | 2013-08-20 |
| 8410328 | Method of preparing multicomponent bismuth molybdate catalysts comprising four metal components and method of preparing 1,3-butadiene using said catalysts | Young Min Chung, Tae Jin Kim, Seong Jun Lee, Seung Hoon Oh, In Kyu Song +3 more | 2013-04-02 |
| 8367885 | Method of preparing multicomponent bismuth molybdate catalysts with controlling pH and a method of preparing 1,3-butadiene using thereof | Young Min Chung, Seong Jun Lee, Tae Jin Kim, Seung Hoon Oh, In Kyu Song +3 more | 2013-02-05 |
| 8293961 | Catalytic cracking process using fast fluidization for the production of light olefins from hydrocarbon feedstock | Sun Choi, Deuk Soo Park, Suk Joon Kim, Ji Min Kim, Hong Chan Kim +3 more | 2012-10-23 |
| 8222472 | Method of producing 1,3-butadiene from N-butene using continuous-flow dual-bed reactor | Young Min Chung, Yong Tak Kwon, Tae Jin Kim, Seong Jun Lee, Seung Hoon Oh +4 more | 2012-07-17 |
| 7939702 | Process for increasing production of light olefins from hydrocarbon feedstock in catalytic cracking | Sun Choi, Deuk Soo Park, Suk Joon Kim, Il Mo Yang | 2011-05-10 |