Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12351658 | Polypropylene resin, polypropylene fiber and method for preparing the same | Seong Min Chae, Hyunsup Lee, Heekwang Park, Jihwa Ye | 2025-07-08 |
| 12209173 | Pellet-type polypropylene resin composition and method for preparing the same | Heekwang Park, Seong Min Chae, Jihwa Ye | 2025-01-28 |