Beijing
China
3
2012-07-05
The entities that hold a legal rights for patent applications filed by inventor Jiang Qingwei:
Qingwei Jiang from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Osmotic pump controlled release tablet and preparation method thereof
#2 | 2011-08-18Thermosensitive liposomes containing therapeutic agents
#3 | 2011-07-14GASTRORETENTIVE DRUG DELIVERY SYSTEM, PREPARATION METHOD AND USE THEREOF
3208580 ⎘