Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830849 | High crystalline polypropylene microporous membrane, multi-component microporous membrane and methods for preparing the same | Sang-Young Lee, Byeong-In Ahn, Sung Gap Im, Soon Yong Park, You-Jin Kyung | 2004-12-14 |
| 6710098 | Methods for reforming polymer surface for improved wettability | Sang-Young Lee, Byeong-In Ahn, Myung Man Kim | 2004-03-23 |