Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10710316 | Vacuum knife tool | Dae-Young Park, JiHoo Park, Jong Keun Lee, John J. Park | 2020-07-14 |
| 10350831 | Vacuum knife tool | Dae-Young Park, JiHoo Park, Jong Keun Lee, John J. Park | 2019-07-16 |