HW

Hejiu Wang

BI Beijing Mechanical Equipment Institute: 2 patents #10 of 27Top 40%
Overall (All Time): #1,991,378 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9776027 Unidirectional, sprinkler-type, antipersonnel-fragmentation-free fire-extinguishing bomb Xiaodi Lin, Shuyong Han, Aifeng Chen, Hao-Heng Liu, Xuyang Qiu +1 more 2017-10-03
8720315 Combustion gas piston type movable guiding tube netting device Hao-Heng Liu, Shuyong Han, Shengjie Wang, Xuyang Qiu, Aifeng Chen +3 more 2014-05-13