Hongyan LI

City:

Kunming

Country:

China

Published Applications:

Last publication date:

2022-05-12

Top Assignees for applications by Hongyan LI

The entities that hold a legal rights for patent applications filed by inventor LI Hongyan:

Hongyan LI from Kunming, CN has applied for patents for these inventions. The list has both pending applications and granted patents:

Method for improving grinding, grading and capacity of ores by reducing fineness content ratio in settled ores

InventorID:

5400519 ⎘