Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5294695 | Process for preparing polyethylene naphthalate | Kwan-Kyung Lee, Byeong Ho Cho | 1994-03-15 |
| 5288781 | Polyester film | Kwang-Jin Song, Byeong Ho Cho | 1994-02-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5294695 | Process for preparing polyethylene naphthalate | Kwan-Kyung Lee, Byeong Ho Cho | 1994-03-15 |
| 5288781 | Polyester film | Kwang-Jin Song, Byeong Ho Cho | 1994-02-22 |