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Guoqi Duan

ZC Zhuzhou Times New Material Technology Co.: 2 patents #7 of 16Top 45%
Overall (2022): #157,517 of 548,613Top 30%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11287006 Emergency air spring assembly Duomin Nong, Te YE, Canhui CHEN, Haitao Cheng, Jun Zhou +3 more 2022-03-29
11287007 Prepressed emergency air spring assembly Duomin Nong, Te YE, Canhui CHEN, Haitao Cheng, Jun Zhou +3 more 2022-03-29