Inventor
ZHANG YUNCAI
CN6 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG YUNCAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ZHEJIANG HISUN PHARM CO LTD
5 patentsUS10364219B2Jul 30, 2019
Method for preparing azetidinone compound and intermediate of azetidinone compound
ZHEJIANG HISUN PHARM CO LTD0 citations48
US9926268B2Mar 27, 2018
Method for preparing azetidinone compound and intermediate of azetidinone compound
ZHEJIANG HISUN PHARM CO LTD0 citations48
US9802891B2Oct 31, 2017
Crystal forms of azetidinone compounds and preparing methods thereof
ZHEJIANG HISUN PHARM CO LTD0 citations47
US9776959B2Oct 3, 2017
Crystal forms of azetidinone compounds and preparing methods thereof
ZHEJIANG HISUN PHARM CO LTD0 citations47
US9567298B2Feb 14, 2017
Crystal forms of azetidinone compounds and preparing methods thereof
ZHEJIANG HISUN PHARM CO LTD0 citations47