QL

Qunzhan Li

SU Southwest Jiaotong University: 4 patents #11 of 321Top 4%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #1,100,343 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12109914 Three-rail power supply control system for electrified railway train Kai Guo, Shaofeng Xie, Zihan Li, Xiaohong Huang, Yuhua Guo +2 more 2024-10-08
11897345 Three-phase power supply and collection device for maglev train Jiqin Wu 2024-02-13
11110959 Steering control device for trackless train and control method therefor 2021-09-07
11065983 Railway transportation power supply construction 2021-07-20