Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11015663 | Lifting device | Zenghai Shan, Lifeng Cao, Yanan Sun, Guangzhi Cao, Qiang Song +1 more | 2021-05-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11015663 | Lifting device | Zenghai Shan, Lifeng Cao, Yanan Sun, Guangzhi Cao, Qiang Song +1 more | 2021-05-25 |