GL

Guangquan Li

CC China Petroleum & Chemical: 1 patents #39 of 144Top 30%
📍 Shandong, CN: #99 of 271 inventorsTop 40%
Overall (2019): #454,927 of 560,194Top 85%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10450837 Sleeve fracturing assembly, device using the same and method for using the same Zhenwei Gan, Qiusheng Huang, Shan Ren, Jihao Wu 2019-10-22