Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D938674 | Cleaner | Jaewon Choi, Hyoungsub Choi, Donghyuk Uim | 2021-12-14 |
| D929685 | Cleaner | Jaewon Choi, Donghyuk Uim, Hyoungsub Choi, Hwandong Lee | 2021-08-31 |
| D912344 | Cleaner | Jaewon Choi, Hwandong Lee, Hyoungsub Choi, Donghyuk Uim | 2021-03-02 |