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Lijian Lao

HC Hangzhou Oxygen Plant Group Co.: 1 patents #8 of 24Top 35%
Overall (All Time): #2,443,120 of 4,157,543Top 60%
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Patent #TitleCo-InventorsDate
12378686 Device and method for recovering by-product oxygen of hydrogen production from electrolyzed water by low-temperature method Yisong HAN, Fang TAN, Xudong Peng, Ling Li, Lei Yao +4 more 2025-08-05