PL

Pengan Li

QC Qingdao Haier Air Conditioner General Corp.: 1 patents #39 of 77Top 55%
📍 Shandong, CN: #981 of 2,138 inventorsTop 50%
Overall (All Time): #2,761,155 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11175334 Method and device for calculating household appliance faults Dong Chen, Yongfu Cheng, Li Guo, Xiaofei Zhang 2021-11-16