Beijing
China
4
2023-06-22
The entities that hold a legal rights for patent applications filed by inventor Liu Siwei:
Siwei Liu from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
TEXT INPUT METHOD AND APPARATUS BASED ON VIRTUAL KEYBOARD
#2 | 2023-06-01Screen interaction method and apparatus for electronic device
#3 | 2019-05-23Gesture control method applied to VR device, and apparatus
#4 | 2013-08-15Catalytic conversion method for improving product distribution
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