Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10721943 | Hand-press coffee machine and method for brewing coffee | Jiangang Guo | 2020-07-28 |
| 9844295 | Coffee machine | Jiangang Guo, Hou Xiong | 2017-12-19 |
| 9554666 | Brewing mechanism of coffee machine | Jiangang Guo, Hou Xiong | 2017-01-31 |