Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11206471 | Earphone with pressure equilibrium means | Donghyun Seo, Minkoo PARK | 2021-12-21 |
| 11076229 | Grill-integrated low-pass filter and speaker including the same | Minkoo PARK, Seungcheol LEE, Seungwoo Chun, Junho Yun | 2021-07-27 |
| 11006196 | Earphone having nozzle-integrated structure with drum safety filter applied thereto | Minkoo PARK, Seungwoo Chun | 2021-05-11 |
| 11006209 | Rectangular microspeaker | Minkoo PARK, Seungwoo Chun, Minkyeom Kim, Junho Yun | 2021-05-11 |
| 10694295 | Acoustic device with improved acoustic performance | Donghyun Seo, Minkoo PARK | 2020-06-23 |