Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12267659 | Waterproof microspeaker | Gang Tae Kim, Hyun Woo Jeong, Hyeon Sik You | 2025-04-01 |
| 10419848 | Microspeaker enclosure with porous materials in resonance space | Kyu Dong Choi, Seul Ki Nam | 2019-09-17 |