Issued Patents 2022
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11496840 | Speaker unit for earphone | Ju Heon Ko, Jong Won Lee, Byung Il Min, Jeong Kwon Park | 2022-11-08 |
| 11496839 | Speaker unit for earphone | Ju Heon Ko, Byung Il Min, Jeong Kwon Park, Jongwon Lee, Seo Young Kim +1 more | 2022-11-08 |
| 11412330 | Speaker unit for earphone and earphone including the same | Ju Heon Ko, Jong Won Lee, Byung Il Min, Jeong Kwon Park | 2022-08-09 |
| 11381897 | Variable eartip for earphone | Ju Heon Ko, Jong Won Lee, Byung Il Min, Jeong Kwon Park, Won Kil Yang | 2022-07-05 |
| 11290825 | Speaker unit for earphone | Ju Heon Ko, Jong Won Lee, Byung Il Min, Jeong Kwon Park | 2022-03-29 |
| 11234066 | Earphone | Ju Heon Ko, Byung Il Min, Jeong Kwon Park, Yeong Jae Lee | 2022-01-25 |
| 11218789 | Microphone-mounted earphone | Ju Heon Ko, Jong Won Lee, Byung Il Min, Jeong Kwon Park, Yeong Jae Lee | 2022-01-04 |