Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10769396 | Device for identifying aluminum alloy die-cast hub | Jianyu Zhang, Honglei Liu, Bao Zhang, Jinqi Lv, Yingfeng Wang +6 more | 2020-09-08 |
| 10653245 | Power operation system and chair having same | Yanjun Zhang | 2020-05-19 |