Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11884453 | Child safety zipper and child safety zipper bag with the same | Sang Kil Jung, Won Sang Cho | 2024-01-30 |
| D996209 | Male zipper track portion for resealable bag | Sang Kil Jung, Won Sang Cho | 2023-08-22 |