YC

Yau Dong Chang

📍 Shiliujia, TW: #9 of 44 inventorsTop 25%
Overall (2020): #106,322 of 565,922Top 20%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10830319 Transmission structure of ozone testing machine 2020-11-10
10732077 Tire rolling resistance test machine 2020-08-04