Issued Patents 2021
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11206471 | Earphone with pressure equilibrium means | Donghyun Seo, Halim Kim | 2021-12-21 |
| 11102587 | Hybrid acoustic apparatus including rectangular microspeaker | Seungwoo Chun | 2021-08-24 |
| 11076229 | Grill-integrated low-pass filter and speaker including the same | Seungcheol LEE, Seungwoo Chun, Junho Yun, Halim Kim | 2021-07-27 |
| 11006196 | Earphone having nozzle-integrated structure with drum safety filter applied thereto | Seungwoo Chun, Halim Kim | 2021-05-11 |
| 11006209 | Rectangular microspeaker | Seungwoo Chun, Minkyeom Kim, Junho Yun, Halim Kim | 2021-05-11 |