GL

Guofei Liu

CC Crrc Nanjing Puzhen Co.: 1 patents #19 of 60Top 35%
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Patent #TitleCo-InventorsDate
11155286 Passenger communication output control circuit for unmanned metro train Qi Gao, Meng Shi, Xianing Pan, Rujun Liang, Yaozheng Zeng 2021-10-26