GG

Guangqi Gao

CC China Petroleum & Chemical: 3 patents #330 of 1,719Top 20%
📍 Dongying, CN: #16 of 139 inventorsTop 15%
Overall (All Time): #1,475,826 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9932784 Device for handling oil pipes and method for workover Zenglin Wang, Lei Zhang, Zeng Fu, Huihui Song, Qingsheng Jia +6 more 2018-04-03
9732570 Apparatus for tripping oil pipe and system for automatic well workover Minxuan Wang, Lei Zhang, Huihui Song, Zeng Fu, Hui Zhang +6 more 2017-08-15
8746093 Oil pumping unit Minxuan Wang, Jianli XU, Zhengquan CHENG, Bin Wei, Zhonghui Zhang +3 more 2014-06-10