ZZ

Zhefu Zhang

Overall (2024): #96,563 of 561,600Top 20%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D1049943 Wheelchair Jianguo Li, Jie Liu, Xiaodong Wang, Yongqiang Li 2024-11-05
12016804 Collapsible wheelchair Jianguo Li, Yongqiang Li, Jie Liu, Xiaodong Wang, Canfeng LIU +1 more 2024-06-25