LF

Lv Fan

Overall (All Time): #2,628,884 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11852661 Method and system for extracting characteristic signal from power frequency signal and file management method therefor Wujuan Zhang, Feng Tian, Jun Li, Zhengquan Xie 2023-12-26