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Yanjuan NIU

QC Qingdao Haier Washing Machine Co.: 2 patents #54 of 190Top 30%
HC Haier Smart Home Co.: 1 patents #188 of 373Top 55%
📍 Qingdao, CN: #557 of 2,087 inventorsTop 30%
Overall (All Time): #1,739,515 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12428775 Clothes drying device and heat supply method therefor Jun Wu, Wenwei Li, Guangfeng Wang, Mingliang Yu, Qiuying Gao 2025-09-30
10760192 Washing machine having separate washing arrangements Peishi Lv, Qingming Zhai, Yingxi Zhu, Zhiwei Xu 2020-09-01