ZZ

Zhimei Zhang

CC China University Of Petroleum (East China): 2 patents #133 of 736Top 20%
📍 Qingdao, CN: #389 of 2,087 inventorsTop 20%
Overall (All Time): #1,422,421 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D967519 Cigar holder 2022-10-18
10493507 Method of renovating and afforesting slag mountain with humic acid substance Yingyun Qiao, Yuanyu Tian, Kechang Xie, Zhaohe Yang, Xue Ming 2019-12-03
10456817 Environment-friendly and in situ immobilized method of renovating heavy metal contaminated soil with humic acid substance Yingyun Qiao, Yuanyu Tian, Kechang Xie, Zhaohe Yang, Xue Ming 2019-10-29