QM

Qingfeng Ma

PL Petrochina Company Limited: 1 patents #264 of 890Top 30%
TU Tianjin University: 1 patents #190 of 762Top 25%
Overall (All Time): #1,135,997 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11834141 Heave survey platform Xingfei Li, Jiayi Xu, Yehao Liu, Yicheng Wen, Hongyu Li +1 more 2023-12-05
10683459 Liquid-phase hydroisomerization system and process therefor and use thereof Shoutao Ma, Xiaoqiao Huang, Famin Sun, Fangming Xie, Yongsheng Duan +14 more 2020-06-16
D874795 Heel protector for footwear 2020-02-11
9482248 Energy regeneration type forklift hydraulic system Yueqing Wen, Yuan Tian, Li Zhang, Qiqi Zhou, Tianfu Wu 2016-11-01