Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11141801 | Cutting tool having partially-removed film formed thereon | Seung-Su Ahn, Je-Hun Park, Kyung-Il Kim, Sung Hyun Kim, Sung Gu Lee | 2021-10-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11141801 | Cutting tool having partially-removed film formed thereon | Seung-Su Ahn, Je-Hun Park, Kyung-Il Kim, Sung Hyun Kim, Sung Gu Lee | 2021-10-12 |