QZ

Qingqing Zhu

Overall (All Time): #2,519,376 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12055273 System and method for supplying acetylene to an apparatus using acetylene Zhijun Jiang 2024-08-06