Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844584 | Toilet drainage device | Zhijun Zhong, Haibin Chen | 2020-11-24 |
| 10769396 | Device for identifying aluminum alloy die-cast hub | Liang Huang, Jianyu Zhang, Honglei Liu, Bao Zhang, Jinqi Lv +6 more | 2020-09-08 |