Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11968903 | Piezoelectric element for speaker and manufacturing method therefor | Jisun Kim, Taeyoung Kim, Sanghoon CHOI | 2024-04-23 |
| D896777 | Speaker | Jiseon KIM, Tae-Young Kim, Sanghoon CHOI | 2020-09-22 |