Qingfeng Cao

City:

Xi'an

Country:

China

Published Applications:

Last publication date:

2018-12-20

Top Assignees for applications by Qingfeng Cao

The entities that hold a legal rights for patent applications filed by inventor Cao Qingfeng:

Qingfeng Cao from Xi'an, CN has applied for patents for these inventions. The list has both pending applications and granted patents:

Method, apparatus, and system for pushing application program, and device

Data transmission method and apparatus, and first device

Method, apparatus, and system for pushing application program, and device

InventorID:

1667180 ⎘