Feifei WAN

City:

Harbin

Country:

China

Published Applications:

Last publication date:

2019-05-16

Top Assignees for applications by Feifei WAN

The entities that hold a legal rights for patent applications filed by inventor WAN Feifei:

Feifei WAN from Harbin, CN has applied for patents for these inventions. The list has both pending applications and granted patents:

Electric machine driving method and system under non-conventional work mode of oil pumping unit

InventorID:

2501810 ⎘