Liwei HAO

City:

Dongying City

Country:

China

Published Applications:

Last publication date:

2016-09-29

Top Assignees for applications by Liwei HAO

The entities that hold a legal rights for patent applications filed by inventor HAO Liwei:

Liwei HAO from Dongying City, CN has applied for patents for these inventions. The list has both pending applications and granted patents:

Device for handling oil pipes and method for workover

InventorID:

1663277 ⎘