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Yijin Yang

Huawei: 2 patents #5,439 of 15,535Top 40%
Overall (All Time): #2,069,857 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10404863 Base phone and additional phone implementation, answering, calling, and intercom method, and IP terminal Qian Ren 2019-09-03
8417767 Call control method, device, and system — 2013-04-09