Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12150474 | Cooling cigarette filter and cigarette | Kejun Zhong, Wen Du, Lanying Xie, Liangsheng Qin, Jianhui Wen +4 more | 2024-11-26 |
| 12137730 | Cooling cigarette filter and smoking product | Kejun Zhong, Jianfu Liu, Lanying Xie, Liangsheng Qin, Wen Du +5 more | 2024-11-12 |