Long Yu

City:

Dalian

Country:

China

Published Applications:

Last publication date:

2013-12-05

Top Assignees for applications by Long Yu

The entities that hold a legal rights for patent applications filed by inventor Yu Long:

Long Yu from Dalian, CN has applied for patents for these inventions. The list has both pending applications and granted patents:

Zwitterionic stationary phase for hydrophilic interaction liquid chromatography and preparation method thereof

Rocker propelled scooter

InventorID:

559491 ⎘