QB

Qing Bai

QT Qingdao University Of Technology: 1 patents #22 of 157Top 15%
📍 Shandong, CA: #21 of 39 inventorsTop 55%
Overall (2025): #249,400 of 469,880Top 55%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12416331 Three-dimensional parallel-triangular-shaped groove array surface for bearing and fabricating method thereof Cheng LIU, Feng Guo, Bin JU, Xin Li, Shu-Yi Li 2025-09-16