Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10835093 | Dust collecting apparatus | Youngho Kim, Heonpyeong Ji, Kangjin Park | 2020-11-17 |
| 10835094 | Dust collecting apparatus | Youngho Kim, Heonpyeong Ji, Kangjin Park | 2020-11-17 |
| 10791894 | Dust collecting apparatus | Youngho Kim, Heonpyeong Ji, Kangjin Park | 2020-10-06 |
| 10750914 | Dust collecting apparatus | Youngho Kim, Heonpyeong Ji, Kangjin Park | 2020-08-25 |
| 10123672 | Vacuum cleaner | Heonpyeong Ji, Youngho Kim | 2018-11-13 |
| 10123673 | Dust collecting apparatus | Youngho Kim, Heonpyeong Ji, Kangjin Park | 2018-11-13 |