QL

Qianjin Liu

AR Abb Research: 3 patents #222 of 1,276Top 20%
Overall (All Time): #1,512,781 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9496706 Fast power swing unblocking method and apparatus for distance protection in power system Bin Su, Lei Jing 2016-11-15
8680873 Method and apparatus for fault identification in a power tansmission line Ying Yang, Bin Su, Lei Jing 2014-03-25
8649131 Method and device for supervising secondary circuit of instrument transformer in power system Bin Su, Jianzhong Fan, Lei Jing, Jianping Wang, Ying Yang 2014-02-11