Langlang HA

City:

Beijing

Country:

China

Published Applications:

Last publication date:

2021-03-18

Top Assignees for applications by Langlang HA

The entities that hold a legal rights for patent applications filed by inventor HA Langlang:

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

Method of forming organic light-emitting display panel

Evaporation device and evaporation method

InventorID:

2548993 ⎘