DC

Dongqiang Cao

HC Haier Smart Home Co.: 2 patents #24 of 114Top 25%
QC Qingdao Haier Refrigerator Co.: 2 patents #20 of 52Top 40%
QC Qingdao Hater Special Refrigerator Co.: 1 patents #2 of 14Top 15%
📍 Qingdao, CN: #43 of 535 inventorsTop 9%
Overall (2025): #129,808 of 469,880Top 30%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12264857 Liquid reservoir for refrigeration system, and refrigerator Jianquan CHEN, Jianru Liu 2025-04-01
12196479 Refrigerator with improved evaporator installation structure Wei Li, Hui LIU 2025-01-14