QB

Qinshui Bai

📍 Dongying, CN: #54 of 139 inventorsTop 40%
Overall (All Time): #3,085,104 of 4,157,543Top 75%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9217509 Reciprocating piston lean methane generator Yiliang Chen, Guochange Zhang, Xiaozhong Ma, Tingyong Qin, Jiajun Sun 2015-12-22