HC

Haicheng Cai

Overall (All Time): #1,885,469 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11092302 Electronic artificial candle Wenfeng Wu, Wei Wang 2021-08-17
D861229 Electronic candle device with simulative flame head Wenfeng Wu, Wei Wang 2019-09-24