HC

Hongfa Cai

Overall (All Time): #1,866,314 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11156424 Imitational laser-shooting simulated gun and virtual reality system 2021-10-26
D908022 Personal alarm 2021-01-19