Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9808134 | Dust collector for vacuum cleaner | Seungyeop Lee, Hyukjin Ahn | 2017-11-07 |
| 9763549 | Vacuum cleaner | Philjae Hwang, Mantae Hwang | 2017-09-19 |
| 9763550 | Dust collector for vacuum cleaner | Seungyeop Lee, Hyukjin Ahn | 2017-09-19 |
| 9668629 | Vacuum cleaner | Goondong Park, Seungyeop Lee | 2017-06-06 |