Inventor
SUNAGAWA MAKOTO
JP33 patents
⚠️ This page may combine multiple inventors who share the name “SUNAGAWA MAKOTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO PHARMA
20 patentsUS4943569AJul 24, 1990
B-lactam compounds
SUMITOMO PHARMA58 citations96
US4933333AJun 12, 1990
β-lactam compounds
SUMITOMO PHARMA60 citations95
US4888344ADec 19, 1989
Carbapenem compound in crystalline form, and its production and use
SUMITOMO PHARMA111 citations95
US5122604AJun 16, 1992
β-lactam compounds
SUMITOMO PHARMA34 citations91
US4962103AOct 9, 1990
Carbapenem compounds and production thereof
SUMITOMO PHARMA40 citations89
US5578722ANov 26, 1996
Process for preparing carbapenem compounds
SUMITOMO PHARMA8 citations73
US5322952AJun 21, 1994
Pyrrolidine derivatives and process for preparing the same
SUMITOMO PHARMA17 citations73
US5231179AJul 27, 1993
Heterocyclic compounds and their production
SUMITOMO PHARMA11 citations73
US5424422AJun 13, 1995
Beta-lactams and their production
SUMITOMO PHARMA10 citations72
US5310897AMay 10, 1994
Beta-lactams and their production
SUMITOMO PHARMA6 citations72
US5093328AMar 3, 1992
Beta-lactam compounds
SUMITOMO PHARMA16 citations72
US5750686AMay 12, 1998
Carbapenem compounds and process for producing the same
SUMITOMO PHARMA7 citations69
US5216186AJun 1, 1993
Crystalline palladium tetrakis(triphenylphosphine) and a process for preparing the same
SUMITOMO PHARMA5 citations62
US4742052AMay 3, 1988
Antibacterial β-lactam compounds
SUMITOMO PHARMA6 citations62
US5227376AJul 13, 1993
β-lactam compounds and their production
SUMITOMO PHARMA5 citations61
US6265396B1Jul 24, 2001
β-lactam compounds and process for preparing the same
SUMITOMO PHARMA2 citations57
US5134231AJul 28, 1992
3(1-hydoxyethyl)azetidinone compounds and their production
SUMITOMO PHARMA0 citations48
US5112966AMay 12, 1992
Beta-lactams
SUMITOMO PHARMA1 citations48
US5075435ADec 24, 1991
Beta-lactams and their production via stereospecific hydrogenation
SUMITOMO PHARMA0 citations48
US6599895B1Jul 29, 2003
β-lactam compounds and process for producing the same
SUMITOMO PHARMA0 citations34
SUMITOMO CHEMICAL CO
7 patentsUS4358620ANov 9, 1982
9-Formyl-9,10-dihydro-9,10-methanoanthracene
SUMITOMO CHEMICAL CO13 citations74
US4224344ASep 23, 1980
Organic tricyclic compounds
SUMITOMO CHEMICAL CO11 citations74
US4045560AAug 30, 1977
2-Morpholine containing methano or ethano anthracene compounds
SUMITOMO CHEMICAL CO8 citations74
US4556514ADec 3, 1985
4-Carboxy azetidinone compounds and production thereof from diketene and a Schiff base
SUMITOMO CHEMICAL CO7 citations72
US4169146ASep 25, 1979
Novel morpholine derivatives and treating depression therewith
SUMITOMO CHEMICAL CO2 citations62
US4085210AApr 18, 1978
Novel morpholine derivatives and the treatment of mental depression
SUMITOMO CHEMICAL CO2 citations62
US4536334AAug 20, 1985
Preparation of β-lactam derivatives
SUMITOMO CHEMICAL CO3 citations61
DAINIPPON SUMITOMO PHARMA CO
4 patentsUS7115595B2Oct 3, 2006
Carbapenem compounds
DAINIPPON SUMITOMO PHARMA CO29 citations93
US7205291B2Apr 17, 2007
Carbapenem compounds
DAINIPPON SUMITOMO PHARMA CO6 citations63
US7163936B2Jan 16, 2007
β-lactam compounds and process for producing the same
DAINIPPON SUMITOMO PHARMA CO3 citations61
US7468364B2Dec 23, 2008
Carbapenem compounds
DAINIPPON SUMITOMO PHARMA CO1 citations52