Issued Patents 2025
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12420255 | Apparatus and method for esterification reaction | Yeon Uk Choo, Sung Kyu Lee, Hyoung Jun, Hyun Kyu Kim, Jin-Sung Park | 2025-09-23 |
| 12337262 | Neutralization/water separation tank for esterified product and neutralization/water separation method for esterified product | Yeon Uk Choo, Sung Kyu Lee, Hyun Kyu Kim, Hyoung Jun, Jin-Sung Park | 2025-06-24 |
| 12290769 | Diester-based material production unit and diester-based material production system including the same | Jae Hun JEONG, Sung Kyu Lee, Yeon Uk Choo, Hyoung Jun, Hyun Kyu Kim +1 more | 2025-05-06 |
| 12186729 | System and method for manufacturing diester-based composition | Yeon Uk Choo, Sung Kyu Lee, Joon Ho Shin, Hyoung Jun | 2025-01-07 |