Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10285551 | Dust collector and vacuum cleaner having the same | Kietak Hyun, Hyukjin Ahn | 2019-05-14 |
| 10271701 | Dust collector and vacuum cleaner having the same | Kietak Hyun, Hyukjin Ahn, Soohan Eo, Sangchul Lee, Jungmin Ko | 2019-04-30 |