Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6545074 | Polyurethaneures elastic fiber, and a process of preparing the same | Il-Cheon Kwon, Seok Chul Ryu | 2003-04-08 |
| 6166175 | Para-fully aromatic polyamide pulp, an apparatus for producing thereof and a process of making thereof | Kil Yeong Jung, Won-Jun Choe, Jong-Cheol Kim, In Sik Han, Hyeong Rak Lee | 2000-12-26 |