QL

Qidui Liang

QC Qingdao Haier Drum Washing Machine Co.: 2 patents #34 of 105Top 35%
QC Qingdao Haier Washing Machine Co.: 1 patents #87 of 190Top 50%
📍 Shandong, CN: #404 of 2,138 inventorsTop 20%
Overall (All Time): #1,435,269 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11041268 Anti-overflow device at drum water injection port and drum washing machine Bencai Huang, Jingde Li 2021-06-22
10815598 Door for drum washing machine, and drum washing machine Huacheng Zhang, Zongyuan Weng, Zhiqiang Zhang 2020-10-27
10787763 Washing machine and outer drum thereof Huacheng Zhang, Zongyuan Weng, Zhiqiang Zhang 2020-09-29