Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9760184 | Portable keyboard and speaker assembly | Hyunsun Yoo, Sangwoo Seo, HyungWoo Park | 2017-09-12 |
| 9571928 | Wireless sound equipment | Sangwoo Seo, HyungWoo Park, Donghyun Kim, Hyunsun Yoo, Secheol Oh | 2017-02-14 |