Issued Patents 2020
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10856711 | Vacuum cleaner | Jungmin Ko, Soohan Eo, Sangchul Lee | 2020-12-08 |
| 10849476 | Vacuum cleaner | Seungyeop Lee, Hyukjin Ahn | 2020-12-01 |
| 10799887 | Dust collector and cleaner having the same | Soohan Eo, Sangchul Lee | 2020-10-13 |
| 10791898 | Dust collector for vacuum cleaner | Seungyeop Lee, Hyukjin Ahn | 2020-10-06 |
| 10639652 | Dust collector and cleaner having the same | Sangchul Lee, Changgun LEE | 2020-05-05 |
| 10632478 | Dust collector and cleaner having the same | Jungmin Ko, Sangchul Lee | 2020-04-28 |