QZ

Qingchun Zhou

Overall (2023): #290,455 of 537,848Top 55%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11608550 Hot working die steel with high thermal strength and high toughness and manufacturing process thereof Weiming Xu, Jincai Gu, Jianhui Ge, Bowei Zhao, Junliang Wu +1 more 2023-03-21