Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7947752 | Method of producing microporous high density polyethylene film | Young-Keun Lee, Jang-Weon Rhee, Won-young Cho, Jung Moon Sung, Byoung Cheon Jo +2 more | 2011-05-24 |
| 7435761 | Microporous polyethylene film and method of producing the same | Young-Keun Lee, Jang-Weon Rhee, Won-young Cho, Jung Moon Sung, Byoung Cheon Jo +2 more | 2008-10-14 |
| 7332531 | Microporous high density polyethylene film | Young-Keun Lee, Jang-Weon Rhee, Won-young Cho, Jung Moon Sung, Byoung Cheon Jo +2 more | 2008-02-19 |