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Inventor profile of:

Chengkai Liu

City:

Lu'an

Country:

China

Published Applications:

1

Last publication date:

2023-06-15

Recent patent applications by Liu Chengkai

Chengkai Liu from Lu'an, CN has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2023-06-15

US20230186223A1

METHOD FOR DETERMINING SPATIAL SERVICE PERFORMANCE OF URBAN PUBLIC WELFARE SERVICE FACILITIES

InventorID:

5770239 ⎘