Beijing
China
2
2009-06-25
The entities that hold a legal rights for patent applications filed by inventor Lihui Wei:
Wei Lihui from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Sodium alginate microsphere vascular embolus containing water-soluble drug and preparation and application thereof
#2 | 2009-06-18Preparation and application of biodegradable-material-made microsphere vascular embolus containing liposome-encapsulated cytokines
3969285 ⎘