QD

Qihai Du

QC Qingdao Haier Co.: 2 patents #10 of 22Top 50%
Overall (2022): #120,430 of 548,613Top 25%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11448442 Ice crushing device and refrigerator Kui Zhang, Xiaobing Zhu, Yanqing Zhang, Chuan Cui, Jianjun Xue 2022-09-20
11397036 Ice maker and refrigerator Jianjun Xue, Yanqing Zhang, Xiaobing Zhu 2022-07-26