Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9987475 | Micro needle roller assembly | Chang Hyun Kim, Seung Sup Lee, Man-hee Han | 2018-06-05 |
| 9657138 | Method for preparing polyamide resin | Su Jeong Lee, Hee Jong Lee | 2017-05-23 |