Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11789254 | Vertically-shifting electrostatic actuator and optical scanner employing the same | Yun Goo Kim, Hwan Sun Kim, Yong Kook Kim | 2023-10-17 |
| 11551661 | Directional sound device | Kyungjun Song, Shin Hur, Duck Gyu Lee | 2023-01-10 |
| 9991483 | Battery pack | — | 2018-06-05 |