Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11602926 | Biaxial oriented polyester reflection film and manufacturing method thereof | Seung Hun Han, Kil Joong Kim | 2023-03-14 |
| 7128863 | Heat-shrinkable polyester film having excellent crystallinity | Sang Pil Kim, Byung-Sik Park, Sang-Duk Oh, Jung-Won Kim | 2006-10-31 |
| 7074467 | Heat-shrinkable polyester film having excellent crystallinity | Sang Pil Kim, Byung-Sik Park, Sang-Duk Oh, Jung-Won Kim | 2006-07-11 |