QZ

Qingchun Zhou

Overall (All Time): #2,573,907 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

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