CD

Chengshun Du

JA Johnson Electric International Ag: 1 patents #48 of 171Top 30%
Overall (2020): #519,778 of 565,922Top 95%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10539431 Resolver and electric motor using same Xing Liu, Ning Sun, Ruifeng Qin, Yanbin Li 2020-01-21