P

Inventor

YASO MASAO

JP14 patents
⚠️ This page may combine multiple inventors who share the name “YASO MASAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYO JOZO KK

11 patents
US5155259AOct 13, 1992

Aldose reductase inhibitor

TOYO JOZO KK34 citations90
US4894453AJan 16, 1990

2-substituted alkoxy-3-substituted-pyrazines

TOYO JOZO KK7 citations73
US4877875AOct 31, 1989

1-Substituted alkyl-2-oxo-hexahydroquinoxaline derivatives

TOYO JOZO KK6 citations73
US4837319AJun 6, 1989

1-substituted alkyl-1,2-dihydro-2-pyrazinone derivatives

TOYO JOZO KK6 citations73
US5136090AAug 4, 1992

Biphenyl-5,5'-bis-alkanoic acid derivatives, their production and aldose reductase inhibitors containing the same

TOYO JOZO KK6 citations71
US4870175ASep 26, 1989

6-substituted alkoxy-2-oxo-1,2-dihydroquinoxaline derivatives

TOYO JOZO KK16 citations69
US5001237AMar 19, 1991

2-substituted alkoxy-3-substituted-pyrazines

TOYO JOZO KK2 citations62
US4877877AOct 31, 1989

1-substituted alkyl-2-oxo-hexahydroquinoxaline derivatives

TOYO JOZO KK3 citations62
US4721713AJan 26, 1988

Process for inhibiting blood platelet aggregation and promoting vasodilation

TOYO JOZO KK2 citations62
US4870171ASep 26, 1989

1-Substituted alkyl-2-oxo-1,2-dihydroquinoxaline derivatives

TOYO JOZO KK0 citations51
US4870176ASep 26, 1989

1-Substituted alkyl-1,2-dihydro-2-pyrazinone derivatives

TOYO JOZO KK0 citations51

ASAHI CHEMICAL IND

2 patents
US5578596ANov 26, 1996

2-alkoxy-5,6,7,8-tetrahydroquinoxaline derivatives, and production method and use thereof

ASAHI CHEMICAL IND2 citations62
US5187174AFeb 16, 1993

6'-deoxy-6'-halo-neplanocin A and its production

ASAHI CHEMICAL IND3 citations58

SAGAMI CHEM RES

1 patent
US4137406AJan 30, 1979

Cephalosporins having a sulfur containing functional group in the 7-position side chain

SAGAMI CHEM RES1 citations50