Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11174956 | Regulable pressure relief valve for a draft beer fresh-keeping keg | Bangcai Luo | 2021-11-16 |
| 10911884 | Data processing method and apparatus, acquisition device, and storage medium | Liang Wang, Cheng-Yi Huang | 2021-02-02 |
| 10882726 | Beer spear with a pressure relief valve | Bangcai Luo | 2021-01-05 |
| 10882729 | Beverage preservation keg with adjustable beer tap | Bangcai Luo | 2021-01-05 |