Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8367780 | Aliphatic polyester copolymer, method for preparing the same and polylactic acid resin composition using the same | Byeong Do Lee, Chang-Do JUNG, Hyung Tak Lee | 2013-02-05 |
| 8232343 | Environmentally-friendly polylactic acid resin composition | Young-Mi Chung, Chang-Do JUNG, Young Jun Lee, Young Chul KWON, Hyung Tak Lee +1 more | 2012-07-31 |
| 6913826 | Biodegradable polyester polymer and method for preparing the same using compressed gas | Youn-Woo Lee, Soo Hyun Kim, Young Ha Kim, Jong-Sung Lim, Jong Min Park | 2005-07-05 |