Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11185200 | Robot cleaner | Seok Man HONG, Sung-Jin Park, Young Jae Park, Dong Woo Ha | 2021-11-30 |
| 11185206 | Drum for cleaner and cleaner having the same | Seok Man HONG, Sung-Jin Park, Dong Wook Kim, Ki Hwan Kwon, Dong Woo Ha | 2021-11-30 |
| 11006800 | Robot cleaner | Ki Hwan Kwon, Dong Wook Kim, Dong Woo Ha, Seok Man HONG | 2021-05-18 |
| 10908805 | Wearable device and execution of application in wearable device | Young-Joo Park | 2021-02-02 |