Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12251652 | Stripping device and stripping method | Seong-Hun Kim, Chang Hoe Heo, Eun Jung Joo | 2025-03-18 |
| 11478725 | Olefinic monomer recovery apparatus | Dae Young Shin, Eun Jung Joo, Joon Ho Shin, Chang Hoe Heo | 2022-10-25 |
| 11465906 | Method for purifying waste solvent | Seung Won Choi, Eun Jung Joo, Young-Ho Lee | 2022-10-11 |
| 11083979 | Solvent separation method and solvent separation apparatus | Dae Young Shin, Chang Hoe Heo, Seung Won Choi, Eun Jung Joo | 2021-08-10 |
| 10722820 | Apparatus for separating liquid-gas | Dae Young Shin, Eun Jung Joo, Chang Hoe Heo, Joon Ho Shin | 2020-07-28 |
| 10597469 | Method for recovering ethylene and vinyl-based comonomer | Dae Young Shin, Eun Jung Joo, Joon Ho Shin, Chang Hoe Heo | 2020-03-24 |