Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10159309 | Vamp with loop protection eyelets and manufacture method thereof | Qinglai CAI, Le Chen, Yizhen Cai, Fang-Sheng Lin | 2018-12-25 |
| 10159311 | Embroidered vamp process and vamp to which it is applied | Qinglai CAI, Le Chen, Yizhen Cai, Fang-Sheng Lin | 2018-12-25 |