Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12252288 | Smart heat sealing method for vacuum packaging | Zhicun Yin, Xiao TANG | 2025-03-18 |
| 12221240 | Vacuum packaging method and vacuum packaging device | Zhicun Yin, Changhui Lu | 2025-02-11 |