QJ

Qian Jia

Overall (2024): #306,977 of 561,600Top 55%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11927217 Method for realizing macroscopic super-lubrication by a matching pair of nano metal-coated steel balls and hydrogen-containing carbon films Junyan Zhang, Bin Zhang, Xingkai Zhang, Yuanlie Yu 2024-03-12