JC

Jiangsheng Cao

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Shandong, CN: #981 of 2,138 inventorsTop 50%
Overall (All Time): #2,954,373 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9702508 Metering and well selection valve group Yi Cao 2017-07-11