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Xiao NING

QC Qingdao Haier Drum Washing Machine Co.: 1 patents #16 of 40Top 40%
Overall (2022): #97,488 of 548,613Top 20%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11390976 Water drainage valve for dual-drum clothes washing machine, and dual-drum clothes washing machine using water drainage valve Wenwei Li, Xinguo Tian, Fazhu Liu 2022-07-19
11236452 Dual-drum washing machine Wenwei Li, Jinkai Wang, Xinguo Tian, Chongchao Duan 2022-02-01