Inventor
HARA RYUICHIRO
JP6 patents
Patents
6 patentsUS4699980AOct 13, 1987
Process for preparing 3-substituted-methyl-3-cephem derivatives
YAMANOUCHI PHARMA CO LTD16 citations80
US4608373AAug 26, 1986
Cephem compounds
YAMANOUCHI PHARMA CO LTD21 citations80
US4690921ASep 1, 1987
Cephalosporin compounds and salts thereof
YAMANOUCHI PHARMA CO LTD15 citations71
US5233035AAug 3, 1993
Cephalosporin derivatives
YAMANOUCHI PHARMA CO LTD8 citations68
US4904660AFeb 27, 1990
Histidine derivatives as superior renin inhibitors
YAMANOUCHI PHARMA CO LTD5 citations57
US4845211AJul 4, 1989
Amino-3-substituted-methyl-3-cephem-4-carboxylic acid and lower alkylsilyl derivatives thereof
YAMANOUCHI PHARMA CO LTD0 citations50