ZZ

Zhouxin Zhang

📍 Jiangyin, CN: #35 of 86 inventorsTop 45%
Overall (All Time): #2,150,745 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7437798 Air reflux assembly of the vacuum cleaner — 2008-10-21
7256559 Walking structure of object — 2007-08-14