Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |