Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11492444 | Polyester container and manufacturing method therefor | Yoo Jin Lee, Sung-Gi Kim | 2022-11-08 |
| 11447603 | Polyester resin, method for preparing same, and resin molded product formed therefrom | Yoo Jin Lee, Sung-Gi Kim | 2022-09-20 |
| 11396579 | Polyester film and manufacturing method thereof | Yoo Jin Lee, Sung-Gi Kim | 2022-07-26 |