XL

Xiaoqi Liu

ZC Zibo Votaisi Petrochemical Equipment Co.: 1 patents #1 of 2Top 50%
📍 Cambridge, CA: #30 of 58 inventorsTop 55%
Overall (2020): #221,581 of 565,922Top 40%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10859169 Valve seat driven forced seal ball valve Jimeng Chen 2020-12-08