Issued Patents 2025
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1091825 | Gas cartridge | Sheng Zhou, Chuang Ma, Xiaojin HAN, Zhaoxia Jin | 2025-09-02 |
| 12390672 | Respirator | Xiaojin HAN, Licong DUAN, Wei Shi, Hang TIAN | 2025-08-19 |
| D1087472 | Safety garment | Yiwen Lin, Jiawei Liu, Qiang Pan | 2025-08-05 |
| D1066648 | Face mask | Xiaojin HAN, Seven Zhou, Weifeng Shen, Xia Jin Zhao, Teicheng Qu | 2025-03-11 |
| D1061872 | Face mask | Chuang Ma, Sheng Zhou, Xiaojin HAN | 2025-02-11 |