Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11617394 | Low-temperature baked vaporizer and low-temperature baked smoking set | Yonghai Li, Zhongli Xu | 2023-04-04 |
| 11596177 | Heating device and smoking set having same | Yonghai Li, Zhongli Xu | 2023-03-07 |