Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11987435 | Gas discharge valve for packaging material | — | 2024-05-21 |
| 10960638 | Sealable lidding film for discharging gas and food container sealed with the same | Hye Kyoung Ko | 2021-03-30 |
| 10926926 | Packing sheet for discharging gas and food container including the same | Hye Kyoung Ko | 2021-02-23 |