PZ

Pingyang Zheng

BL Beijing Aerospace Petrochemical Technology And Equipment Engineering Corporation Limited: 1 patents #9 of 36Top 25%
BI Beijing Aerospace Propulsion Institute: 1 patents #8 of 25Top 35%
Overall (All Time): #2,751,860 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11131395 Double-plate gate valve and use of the same Fan Yang, Jinxian Liu, Yingren Ding, Jin Guo, Xiang Su +2 more 2021-09-28