Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12303441 | Collapsible wheelchair | Jianguo Li, Yongqiang Li, Jie Liu, Xiaodong Wang, Zhefu Zhang +1 more | 2025-05-20 |
| 12016804 | Collapsible wheelchair | Jianguo Li, Yongqiang Li, Jie Liu, Xiaodong Wang, Zhefu Zhang +1 more | 2024-06-25 |