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Changzheng Dai

SC Shenzhen First Union Technology Co.: 3 patents #4 of 18Top 25%
Overall (2019): #95,718 of 560,194Top 20%
3
Patents 2019

Issued Patents 2019

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10377622 Refillable device Yonghai Li, Zhongli Xu, Xingbing Zou 2019-08-13
10280064 Liquid injecting container, refillable liquid injecting system including same, and liquid injecting method using same Yonghai Li, Zhongli Xu, Xingbing Zou 2019-05-07
10238147 Atomizer and electronic cigarette having same Yonghai Li, Zhongli Xu 2019-03-26