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Longjie Yang

Overall (2022): #357,479 of 548,613Top 70%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11280416 High-temperature quick-opening spherical sealing shut-off valve Jingpan Su, Xiheng Zhang, Hongqiang Yin, Huaimin Wu, Hongquan Xue +4 more 2022-03-22