CZ

Chenggong Zhang

CC Crrc Qingdao Sifang Co.: 1 patents #114 of 309Top 40%
📍 Qingdao, CN: #946 of 2,087 inventorsTop 50%
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Patent #TitleCo-InventorsDate
11225270 Chassis component of railway vehicle, and railway vehicle Yu Wang, Aiqin TIAN, Haiyang Yu, Longxi Liu 2022-01-18