Qingfeng WU

City:

Beijing

Country:

China

Published Applications:

Last publication date:

2023-11-09

Top Assignees for applications by Qingfeng WU

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

Qingfeng WU from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:

MASK PLATE ASSEMBLY AND METHOD FOR MANUFACTURING SAME

MASK, MASK STRUCTURE AND METHOD FOR MANUFACTURING MASK

InventorID:

5902129 ⎘