Inventor
KOHSAKA MASANOBU
JP33 patents
⚠️ This page may combine multiple inventors who share the name “KOHSAKA MASANOBU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJISAWA PHARMACEUTICAL CO
31 patentsUS4743614AMay 10, 1988
Amino acid derivatives and processes for preparation thereof
FUJISAWA PHARMACEUTICAL CO47 citations92
US4666890AMay 19, 1987
Peptide, process for preparation thereof and use thereof
FUJISAWA PHARMACEUTICAL CO16 citations81
US4585789AApr 29, 1986
New furanone derivatives, process for preparation thereof and use thereof
FUJISAWA PHARMACEUTICAL CO17 citations81
US4311640AJan 19, 1982
Peptide, process for preparation thereof and use thereof
FUJISAWA PHARMACEUTICAL CO21 citations81
US4863926ASep 5, 1989
Nitro aliphatic compounds, process for preparation thereof and use thereof
FUJISAWA PHARMACEUTICAL CO5 citations73
US4801580AJan 31, 1989
Peptide, process for preparation thereof and use thereof
FUJISAWA PHARMACEUTICAL CO10 citations73
US4797417AJan 10, 1989
Furanone derivatives, process for preparation thereof and use thereof
FUJISAWA PHARMACEUTICAL CO11 citations73
US4767768AAug 30, 1988
Nitro aliphatic compounds, process for preparation thereof and use thereof
FUJISAWA PHARMACEUTICAL CO10 citations73
US4313935AFeb 2, 1982
Antibiotic FR-900129 substance, a process for the preparation thereof and pharmaceutical compositions containing the same
FUJISAWA PHARMACEUTICAL CO13 citations73
US4297096AOct 27, 1981
Alkyl, alkenyl, and aryl substituted triazene compounds, their salts and production thereof
FUJISAWA PHARMACEUTICAL CO7 citations73
US4479942AOct 30, 1984
Tetrahydrofurnancarboxylic acid derivatives, processes for preparation thereof and pharmaceutical compositions thereof
FUJISAWA PHARMACEUTICAL CO7 citations72
US4414226ANov 8, 1983
1,4-Naphtoquinone derivatives and their use in treating coccidiosis
FUJISAWA PHARMACEUTICAL CO6 citations70
US4782088ANov 1, 1988
Nitro aliphatic compounds and use thereof
FUJISAWA PHARMACEUTICAL CO1 citations62
US4778804AOct 18, 1988
Nitro aliphatic compounds, process for preparation thereof and use thereof
FUJISAWA PHARMACEUTICAL CO3 citations62
US4654211AMar 31, 1987
New compound, FR-900451, production and use thereof
FUJISAWA PHARMACEUTICAL CO2 citations62
US4645765AFeb 24, 1987
Tetracyclo compounds and a pharmaceutical composition containing the same
FUJISAWA PHARMACEUTICAL CO4 citations62
US4643990AFeb 17, 1987
N-acyl peptide, processes for their preparation and pharmaceutical compositions thereof
FUJISAWA PHARMACEUTICAL CO6 citations62
US4458078AJul 3, 1984
Oxazole derivatives
FUJISAWA PHARMACEUTICAL CO4 citations62
US4436726AMar 13, 1984
N-Acylpeptide compound, processes for the preparation thereof and the pharmaceutical compositions
FUJISAWA PHARMACEUTICAL CO2 citations62
US4725582AFeb 16, 1988
Peptide, process for preparation thereof and use thereof
FUJISAWA PHARMACEUTICAL CO1 citations61
US4680178AJul 14, 1987
Antitumor agent comprising FR-900216
FUJISAWA PHARMACEUTICAL CO2 citations61
US4578271AMar 25, 1986
Biologically active WS 6049 substances, a process for the production thereof and their pharmaceutical compositions
FUJISAWA PHARMACEUTICAL CO7 citations60
US4530845AJul 23, 1985
1,4-Napthoquinone derivatives and use thereof
FUJISAWA PHARMACEUTICAL CO3 citations59
US4906618AMar 6, 1990
Prophylactic and therapeutic agent against swine dysentery
FUJISAWA PHARMACEUTICAL CO1 citations51
US4861774AAug 29, 1989
Method of treating tumors using tetracyclo compounds
FUJISAWA PHARMACEUTICAL CO0 citations51
US4749691AJun 7, 1988
Peptide, process for preparation thereof and use thereof
FUJISAWA PHARMACEUTICAL CO0 citations51
US4743555AMay 10, 1988
Biologically pure culture of Streptomyces sandaensis No. 6897
FUJISAWA PHARMACEUTICAL CO1 citations51
US4605559AAug 12, 1986
Compound, FR-900447, production and use thereof
FUJISAWA PHARMACEUTICAL CO1 citations51
US4950605AAug 21, 1990
FR-900493 substance, a process for its production and a pharmaceutical composition containing the same
FUJISAWA PHARMACEUTICAL CO1 citations50
US4670259AJun 2, 1987
Compound FR-68504, production thereof and use thereof
FUJISAWA PHARMACEUTICAL CO0 citations39
US4661352AApr 28, 1987
WS 7739 substances, their preparation and pharmaceutical composition containing the same
FUJISAWA PHARMACEUTICAL CO0 citations39