Inventor
NOKAMI JUNZO
JP13 patents
Patents
13 patentsUS4784734ANov 15, 1988
Azetidinone derivatives and process for the preparation of the same
OTSUKA KAGAKU YAKUHIN49 citations92
US4689411AAug 25, 1987
4-thio azetidinone intermediates and process for the preparation of the same
OTSUKA KAGAKU YAKUHIN12 citations73
US4482491ANov 13, 1984
Thiazolinoazetidinone derivatives and process for the preparation of the same
OTSUKA KAGAKU YAKUHIN7 citations73
US4853468AAug 1, 1989
Process for the preparation of cephem derivatives
OTSUKA KAGAKU YAKUHIN5 citations62
US4603014AJul 29, 1986
Thiazolinoazetidinone derivatives and process for the preparation of the same
OTSUKA KAGAKU YAKUHIN2 citations62
US4532077AJul 30, 1985
Thiazolineazetidinone-type compounds
OTSUKA KAGAKU YAKUHIN4 citations62
US4499265AFeb 12, 1985
Process for preparing 3-exo-methylenecepham derivatives
OTSUKA KAGAKU YAKUHIN3 citations62
US4464237AAug 7, 1984
Process for preparing β-lactam derivatives
OTSUKA KAGAKU YAKUHIN6 citations62
US4392923AJul 12, 1983
Process for preparing thiazolinozetidinone derivatives
OTSUKA KAGAKU YAKUHIN2 citations62
US4810788AMar 7, 1989
Azetidinone disulfide derivatives and a process for preparing the same
OTSUKA KAGAKU YAKUHIN3 citations60
US4401528AAug 30, 1983
Process for preparing 2-oxycephalosporin derivatives
OTSUKA KAGAKU YAKUHIN0 citations52
US4379032AApr 5, 1983
Process for preparing oxazolineazetidinone derivatives
OTSUKA KAGAKU YAKUHIN1 citations52
US4801720AJan 31, 1989
Azetidinone disulfides and a ring opening process for preparing the same
OTSUKA KAGAKU YAKUHIN0 citations50