Ping Yi

City:

Qingdao

Country:

China

Published Applications:

Last publication date:

2019-04-25

Top Assignees for applications by Ping Yi

The entities that hold a legal rights for patent applications filed by inventor Yi Ping:

Ping Yi from Qingdao, CN has applied for patents for these inventions. The list has both pending applications and granted patents:

Modified graphite particle system for strengthening polymer/binary/ternary composite oil displacement system and preparation and application thereof

InventorID:

2974290 ⎘