Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12075230 | Water drainage structure and coil wire connection structure for 2-way type microspeaker | Seungwoo Chun | 2024-08-27 |
| 11800291 | Water drainage structure and coil wire connection structure for 2-way type microspeaker | Seungwoo Chun | 2023-10-24 |
| 11601745 | Ear tip including flange made of silicone foam material | Donghyun Seo, Kyoungsik Lee, Jeongsun In | 2023-03-07 |
| 11425488 | Duct structure of earphone speaker unit | Seungcheol LEE | 2022-08-23 |
| 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 |
| 11006209 | Rectangular microspeaker | Seungwoo Chun, Minkyeom Kim, Junho Yun, Halim Kim | 2021-05-11 |
| 11006196 | Earphone having nozzle-integrated structure with drum safety filter applied thereto | Seungwoo Chun, Halim Kim | 2021-05-11 |
| 10694295 | Acoustic device with improved acoustic performance | Donghyun Seo, Halim Kim | 2020-06-23 |
| 10448147 | Acoustic device having multiple diaphragms | Donghyeon Seo, Minkyeom Kim | 2019-10-15 |