Inventor

ZHAO XIANGUO

CN2 patents

⚠️ This page may combine multiple inventors who share the name “ZHAO XIANGUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LI JIANFENG

1 patent

US9527849B2Dec 27, 2016

Salt and polymorph of pyrazolopyrimidinone compound, and pharmaceutical composition containing the same, preparation method and use thereof

LI JIANFENG0 citations46

TOPHARMAN SHANGHAI CO LTD

1 patent

US9376410B2Jun 28, 2016

(2R)-2-deoxy-2,2-disubstituted-ribono-1,4-lactone and preparation method and use thereof

TOPHARMAN SHANGHAI CO LTD0 citations27