DY

Dongya Yang

QC Qingdao Haier Joint Stock Co.: 1 patents #42 of 86Top 50%
📍 Qingdao, CN: #946 of 2,087 inventorsTop 50%
Overall (All Time): #2,713,260 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10935302 Air volume adjustment device for refrigerator Honghai Shi 2021-03-02