Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11694827 | Light-colored magnetic particles having improved durability and chemical resistance | Hong Keon Kim, Won Gyun Choe, Su-dong Kim, Hyun-Soo Kim, E Den Kim +1 more | 2023-07-04 |
| 11590792 | Security device using light reflection property | Won Gyun Choe, Su-dong Kim, Hong Keon Kim, Hyun-Soo Kim, E Den Kim | 2023-02-28 |