HC

Haiyong Chen

Overall (2020): #170,345 of 565,922Top 35%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D897616 Vacuum cleaner 2020-09-29
D897617 Hand-held vacuum cleaner 2020-09-29