Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D933037 | Audio amplifier | Ji-Sun Kim | 2021-10-12 |
| D901434 | Digital audio player | — | 2020-11-10 |
| D892761 | Digital audio player | — | 2020-08-11 |
| 9689102 | Washing machine for sensing tilt or vibration to the casing | Kichul Cho, Jongchul Bang | 2017-06-27 |