RK

Raymond Kwan

Overall (2020): #130,403 of 565,922Top 25%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10805441 Web real-time voice communication method implemented based on scanning two-dimensional code Edward Zheng 2020-10-13
10616282 Network voice communication method and system implemented based on web communication plug-in Edward Zheng 2020-04-07