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HaiYang Du

Overall (2020): #457,333 of 565,922Top 85%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10715002 Ammonia-resistant motor used for closed-type refrigerating compressor MaoQin Hong, ZeNong Cai, ZhiMin Zhuang, Hao Yu 2020-07-14