Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
AQ

Ao Qiu

CO China National Offshore Oil: 1 patents #5 of 20Top 25%
CL China Oilfield Services Limited: 1 patents #8 of 27Top 30%
Overall (2025): #449,017 of 469,880Top 100%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12320942 Sensor module, sensor assembly and acoustic logging tool Jie Li, Xien Liu, Zhifeng Sun, Yong Zhang, Kaixuan PENG 2025-06-03