Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674443 | Process for the preparation of polyester film | Gwan-Hyung Lee, Young Jin Lee | 1997-10-07 |
| 5674618 | Biaxially oriented polyester film | Seung-Soo Woo | 1997-10-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674443 | Process for the preparation of polyester film | Gwan-Hyung Lee, Young Jin Lee | 1997-10-07 |
| 5674618 | Biaxially oriented polyester film | Seung-Soo Woo | 1997-10-07 |