FD

Fengshan Dong

BT Beijing Const Instruments Technology: 1 patents #10 of 20Top 50%
Overall (All Time): #2,721,086 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10976211 Fully-automated handheld pressure calibrator Zhiyong Huang, Xin Liu, Xilei TIAN, Rui Li, Wei Ji +4 more 2021-04-13