QL

Qidui Liang

QC Qingdao Haier Drum Washing Machine Co.: 2 patents #8 of 44Top 20%
📍 Shandong, CN: #34 of 317 inventorsTop 15%
Overall (2020): #131,231 of 565,922Top 25%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
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