Guofeng WENG

City:

Beijing

Country:

China

Published Applications:

Last publication date:

2017-05-18

Top Assignees for applications by Guofeng WENG

The entities that hold a legal rights for patent applications filed by inventor WENG Guofeng:

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

Mask sheet and method of manufacturing mask sheet

MASK PLATE AND PREPARATION METHOD THEREOF

InventorID:

1647471 ⎘