Qingfeng LIU

City:

Kunshan

Country:

China

Published Applications:

Last publication date:

2018-06-28

Top Assignees for applications by Qingfeng LIU

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

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

Process for improving performance of sliding rheostat of 5G communication high-frequency signal board

Gold-plating etching process for 5G communication high-frequency signal boards

InventorID:

2224995 ⎘