Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11143473 | Frame assembly for pistol | Byung-Hak Kim, Jong-Bum Kim | 2021-10-12 |
| 10903570 | Apparatus and method for matching antenna impedance in wireless communication system | Dae-Young Kim, Dong-Hyun Kang, Jong-Han Lim | 2021-01-26 |