GT

Guanfu Tu

KL Kingdream Public Limited: 2 patents #1 of 5Top 20%
📍 Hubei, CN: #66 of 411 inventorsTop 20%
Overall (2022): #157,221 of 548,613Top 30%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11391095 Polycrystalline diamond compact and drilling bit Hongping Tian, Qiang Liu, Xiaobo Liu 2022-07-19
11326402 Hybrid bit with roller cones having inserts Qiang Liu, Xiaobo Liu, Shigui Jiang 2022-05-10