CZ

Chengchao Zhang

NC Ningbo Hongdu Model Plastics Co.: 2 patents #2 of 5Top 40%
Overall (All Time): #1,802,688 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11832588 Pet hair removal comb Zhongjie PAN, Jinchun Zhang 2023-12-05
11613919 Locking apparatus Jinchun Zhang, Xudong Gong 2023-03-28