Inventor
TORII SHIGERU
16 patents
⚠️ This page may combine multiple inventors who share the name “TORII SHIGERU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OTSUKA KAGAKU KK
13 patentsUS5693792ADec 2, 1997
β-lactam and cephem compounds and processes for their production
OTSUKA KAGAKU KK136 citations97
US5599925AFeb 4, 1997
Penam derivatives
OTSUKA KAGAKU KK29 citations91
US4912213AMar 27, 1990
Process for preparing penicillanic acid derivatives
OTSUKA KAGAKU KK21 citations81
US5656754AAug 12, 1997
Process for preparing cephem compounds
OTSUKA KAGAKU KK9 citations73
US4604457AAug 5, 1986
2-substituted cephem derivatives and process for preparing the same
OTSUKA KAGAKU KK9 citations72
US4886891ADec 12, 1989
Process for preparing 1,1-disubstituted ethylene derivative by reaction of lead with a carbinol derivative
OTSUKA KAGAKU KK3 citations62
US5470972ANov 28, 1995
Process for preparing examethylenecephem compounds
OTSUKA KAGAKU KK3 citations61
US4808712AFeb 28, 1989
Process for preparing cephalosporin compounds
OTSUKA KAGAKU KK0 citations51
US4665166AMay 12, 1987
Process for preparing cephalosporin compounds
OTSUKA KAGAKU KK1 citations51
US4656264AApr 7, 1987
Bicyclic azetidinone intermediates
OTSUKA KAGAKU KK1 citations51
US5919924AJul 6, 1999
Process for preparing 3-halogenated cephem derivative
OTSUKA KAGAKU KK0 citations48
US5656755AAug 12, 1997
Process for preparation on 3-substituted cephem compound
OTSUKA KAGAKU KK0 citations41
US4622178ANov 11, 1986
Process for preparing azetidinone derivatives
OTSUKA KAGAKU KK0 citations40
OTSUKA KAGAKU YAKUHIN
3 patentsUS4339607AJul 13, 1982
Process for preparing anisaldehyde
OTSUKA KAGAKU YAKUHIN3 citations55
US4475992AOct 9, 1984
Cyclohexadiene derivatives and process for preparing the same
OTSUKA KAGAKU YAKUHIN0 citations49
US4429164AJan 31, 1984
Cyclohexadiene derivatives and process for preparing the same
OTSUKA KAGAKU YAKUHIN0 citations49