Issued Patents All Time
Showing 25 most recent of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12343774 | Reactor cleaning method | Kyung Seog Youk, Hong Min Lee, Moon Sub Hwang, Jeong-Seok Lee | 2025-07-01 |
| 12017209 | Sparger and reactor comprising the same | Hong Min Lee, Moon Sub Hwang, Min Ho Sun, Kyung Seog Youk, Jeong-Seok Lee | 2024-06-25 |
| 11998963 | Reactor cleaning apparatus and reactor cleaning method | Moon Sub Hwang, Jeong-Seok Lee, You Na KIM, Hong Min Lee | 2024-06-04 |
| 11969707 | Method for preparing super absorbent polymer | Jaeyul Kim, Gicheul Kim, Yoon Jae Min, Ki Hyun Kim, Seul Ah Lee +2 more | 2024-04-30 |
| 11964925 | Method for preparing oligomer | Kyung Seog Youk, Min Ho Sun, Hong Min Lee, Hyun-Seok Kim, Moon Sub Hwang +1 more | 2024-04-23 |
| 11938457 | Apparatus for preparing oligomer | Hong Min Lee, Jeong-Seok Lee, Kyung Seog Youk, Dong Kwon Lee, Moon Sub Hwang | 2024-03-26 |
| 11939278 | Method of producing oligomer | Kyung Seog Youk, Min Ho Sun, Hong Min Lee, Moon Sub Hwang, Jeong-Seok Lee | 2024-03-26 |
| 11904291 | Apparatus for preparing oligomer | Moon Sub Hwang, Min Ho Sun, Kyung Seog Youk, Jeong-Seok Lee, Hong Min Lee | 2024-02-20 |
| 11833484 | Apparatus for preparing oligomer | Moon Sub Hwang, Jeong-Seok Lee, Hong Min Lee, Kyung Seog Youk, Min Ho Sun +1 more | 2023-12-05 |
| 11731919 | Apparatus for preparing oligomer | Jeong-Seok Lee, Hong Min Lee, Moon Sub Hwang, Min Ho Sun, Kyung Seog Youk | 2023-08-22 |
| 11648531 | Method for preparing super absorbent polymer | Yoon Jae Min, Gicheul Kim, Jae Yul Kim, Heechang Woo | 2023-05-16 |
| 11583825 | Apparatus for preparing oligomer | Moon Sub Hwang, Jeong-Seok Lee, You Na KIM, Hong Min Lee | 2023-02-21 |
| 11511255 | Apparatus for preparing oligomer | Jeong-Seok Lee, You Na KIM, Hong Min Lee, Moon Sub Hwang | 2022-11-29 |
| 11033834 | Method of continuous recovery of (meth)acrylic acid and apparatus for the method | Yoon Jae Min, Se Won Baek, Jae Yul Kim | 2021-06-15 |
| 11034642 | Method and apparatus for continuously recovering (meth)acrylic acid | Yoon Jae Min, Se Won Baek, Jae Yul Kim | 2021-06-15 |
| 10610803 | Method of continuous recovery of (meth)acrylic acid and apparatus for the method | Yoon Jae Min, Se Won Baek, Jae Yul Kim | 2020-04-07 |
| 10487036 | Method of continuous recovery of (meth)acrylic acid and apparatus for the method | Yoon Jae Min, Se Won Baek, Jae Yul Kim | 2019-11-26 |
| 10414711 | Method of preparing (meth)acrylic acid | Se Won Baek, Sul Hee Yoo, Yoon Jae Min | 2019-09-17 |
| 10350539 | Method of recovering (meth)acrylic acid | Se Won Baek, Yoon Jae Min, Jae Yul Kim | 2019-07-16 |
| 10287229 | Method of continuously recovering (meth)acrylic acid | Yoon Jae Min, Se Won Baek, Sul Hee Yoo | 2019-05-14 |
| 10173956 | Process for continuously recovering (meth)acrylic acid and apparatus for the process | Se Won Baek, Sul Hee Yoo, Yoon Jae Min | 2019-01-08 |
| 10035751 | Process for continuously recovering (meth)acrylic acid and apparatus for the process | Se Won Baek, Sul Hee Yoo, Yoon Jae Min | 2018-07-31 |
| 9962625 | Process for continuously recovering (meth)acrylic acid and apparatus for the process | Se Won Baek, Sul Hee Yoo | 2018-05-08 |
| 9902679 | Recovery method and recovery device for (meth) acrylic acid | Sul Hee Yoo, Se Won Baek, Yoon Jae Min | 2018-02-27 |
| 9861908 | Process for continuous recovering (meth)acrylic acid and apparatus for the process | Se Won Baek, Sul Hee Yoo, Yoon Jae Min | 2018-01-09 |