DZ

Dongze Zhang

Overall (All Time): #2,579,892 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11634879 Tower packer for packing cement slurry of jacket Baoquan Liu, Meiqin Ma, Jiande Tian, Jianbang Sun, Yasheng Zhang +3 more 2023-04-25