Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D905332 | Face mask pack | — | 2020-12-15 |
| 10688437 | Filter structure for chemical solution used in manufacturing integrated circuit and apparatus for supplying chemical solution including filter structure for chemical solution | Cha-Won Koh, Oleg Feygenson, Jung-Hyeon Kim, Hyun-Woo Kim | 2020-06-23 |