Shenzhen
China
3
2021-10-28
The entities that hold a legal rights for patent applications filed by inventor XI Chi:
Chi XI from Shenzhen, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for establishing call connection, first terminal, server, and storage medium
#2 | 2018-05-10Method, system, and device for processing system call in voice call
#3 | 2018-03-08Voice communication processing method and system, electronic device, and storage medium
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