DZ

Dayou Zhang

SC Suzhou Beiang Smart Technology Co.: 2 patents #5 of 8Top 65%
Overall (All Time): #1,723,042 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D1081949 Air purifier Hongyu Ran, Yan Zhang, Bing Xiang, Yaoyuan Lu 2025-07-01
D1024268 Water purifier Hongyu Ran, Yigang Liu, Yaoyuan Lu, Hongqiang Li 2024-04-23