Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11234066 | Earphone | Ju Heon Ko, Byung Il Min, Yun Uk Ha, Jeong Kwon Park | 2022-01-25 |
| 11218789 | Microphone-mounted earphone | Ju Heon Ko, Jong Won Lee, Byung Il Min, Yun Uk Ha, Jeong Kwon Park | 2022-01-04 |
| 11218793 | Earphone including tuning means | Ju Heon Ko, Byung Il Min, Jeong Kwon Park | 2022-01-04 |