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Sansan Ding

CC Crrc Qingdao Sifang Co.: 1 patents #9 of 60Top 15%
📍 Shandong, CN: #195 of 640 inventorsTop 35%
Overall (2024): #285,131 of 561,600Top 55%
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Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12084815 Switch for track of maglev train Yi Tian, Heming Yuan, Xiangdong Sun 2024-09-10