AL

Aken-Kai Liu

HA Hitachi Energy Switzerland Ag: 1 patents #53 of 246Top 25%
Overall (2022): #541,902 of 548,613Top 100%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11435411 Time domain distance protection based on polarity comparison for power transmission lines Youyi Li, Jianping Wang 2022-09-06