NY

Ningning YANG

CC China Petroleum & Chemical: 2 patents #18 of 397Top 5%
📍 Shandong, CN: #74 of 611 inventorsTop 15%
Overall (2025): #97,412 of 469,880Top 25%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12366155 Mud pulse generation system based on two-way communication Baizhi Wu, Wei-Ren Chen, Qingming Ma, Shugang Hou, Hongbing Xiao +3 more 2025-07-22
12252986 Steerable drilling device Qingming Ma, Jieran Zhu, Guangquan Li, Yufeng Li, Nan-Chun Lin +3 more 2025-03-18