Long He

City:

Qingdao

Country:

China

Published Applications:

Last publication date:

2020-11-10

Top Assignees for applications by Long He

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

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

Modified nano graphite and polymer composite material thereof, preparation method and use in high temperature and high salinity oil reservoir

InventorID:

7128344 ⎘