QZ

Quanhong Zhou

AC Abb Beijing Drive Systems Co.: 2 patents #1 of 4Top 25%
Overall (2022): #120,079 of 548,613Top 25%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D951186 Frequency converter Peng Du, Hua Zhao 2022-05-10
D951187 Three-phase frequency converter Yan-Fei Liu, Hua Zhao 2022-05-10