Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10519023 | Liquid container | — | 2019-12-31 |
| 10472222 | Double cooled draft beer machine | Diqing Qiu | 2019-11-12 |
| 10288345 | Water cooled draft beer machine | Diqing Qiu | 2019-05-14 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10519023 | Liquid container | — | 2019-12-31 |
| 10472222 | Double cooled draft beer machine | Diqing Qiu | 2019-11-12 |
| 10288345 | Water cooled draft beer machine | Diqing Qiu | 2019-05-14 |