Beijing
China
4
2023-05-18
The entities that hold a legal rights for patent applications filed by inventor Ding Weiwei:
Weiwei Ding from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Display substrate and method for manufacturing the same, and display device
#2 | 2021-09-09Evaporating mask plate, evaporating mask plate set, evaporating system, and alignment test method
#3 | 2021-06-24Method of metal mask and manufacturing method of metal mask
#4 | 2021-06-03Display substrate, method for manufacturing same and display device
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