Inventor
OKAMOTO KAYOKO
JP4 patents
Patents
4 patentsUS6267981B1Jul 31, 2001
Method of producing sustained-release preparation
TAKEDA CHEMICAL INDUSTRIES LTD497 citations98
US5665394ASep 9, 1997
Matrix for sustained-release preparation
TAKEDA CHEMICAL INDUSTRIES LTD45 citations95
US5594091AJan 14, 1997
Matrix for sustained-release preparation
TAKEDA CHEMICAL INDUSTRIES LTD48 citations95
US5534269AJul 9, 1996
Method of producing sustained-release preparation
TAKEDA CHEMICAL INDUSTRIES LTD51 citations95