YL

Yongshun Liu

Overall (2025): #160,365 of 469,880Top 35%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12404770 Right-angle turning method for small-diameter TBM exploration adit excavation Youlin Wang, Junheng Cao, Jian Jiao, Shuwu Li, Xiaoliang He +8 more 2025-09-02