VW

Vivien Wang

Overall (All Time): #2,721,771 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10980383 Water-absorbing cyclone dust cup for secondary dust-air separation and vacuum cleaner thereof Albert Y. Zhu, Lydo Ge, Frank Xi 2021-04-20