Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11228841 | Speaker | — | 2022-01-18 |
| 10652651 | Speaker and operation method thereof | Seung Won Kang | 2020-05-12 |
| 10129653 | Speaker apparatus | Seung Won Kang | 2018-11-13 |
| 9538291 | Speaker | — | 2017-01-03 |
EY
Eui Han Yoon
Overall (All Time): #1,137,739 of 4,157,543Top 30%
4
Patents All Time