Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10517325 | Lyocell material for tobacco filter and method for preparing same | Woo-Chul Kim, Sang Woo JIN, Burm Ho Yang, Man Seok SEO, Kyung Joon Lee +2 more | 2019-12-31 |
| 10306919 | Lyocell material for cigarette filter and method for preparing same | Sang Woo JIN, Sang-Mok Lee, Woo-Chul Kim, Sang Yoel LEE, Jong Yeol Kim +4 more | 2019-06-04 |