Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11006801 | Cleaning apparatus | Tae-gwang Kim, Dong Hyun Lee, Won-Kyu Lim | 2021-05-18 |
| 11000168 | Vacuum cleaner and controlling method of the vacuum cleaner | Seon Gu Lee, Seung Moo Lim, Bu Mun Jung, Gi-hyeong Lee | 2021-05-11 |
| 10905300 | Vacuum cleaner and method of controlling the same | Seon Gu Lee, Gi-hyeong Lee, Yoon-kyunh Cho, Ah Young Lee | 2021-02-02 |