Inventor
HEBISCH SIEGBERT
DE31 patents
⚠️ This page may combine multiple inventors who share the name “HEBISCH SIEGBERT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAYER AG
30 patentsUS5200420AApr 6, 1993
2,6-dialkyl-4-(benzothiazol- or benzoxazol-4-yl-1,4-dihydropyridines
BAYER AG22 citations92
US5100900AMar 31, 1992
Positive inotropically active 4-quinolyl-dihydropyridines and use thereas
BAYER AG24 citations92
US5721248AFeb 24, 1998
4-bicyclically substituted dihydropyridines, and their use in medicaments
BAYER AG15 citations82
US5412099AMay 2, 1995
Intermediate benzothiazolyl- and benzoxazolyl-aldehyde compounds
BAYER AG19 citations82
US5254692AOct 19, 1993
2,6-dialkyl-4-(benzothiazol- or benzoxazol-7-yl)-1,4-dihydropyridines
BAYER AG17 citations82
US5545646AAug 13, 1996
4-bicyclically substituted dihydropyridines and their use in medicaments
BAYER AG8 citations74
US5225558AJul 6, 1993
2-amino-5-cyano-1,4-dihydropyridines, and their use in medicaments
BAYER AG6 citations74
US5204472AApr 20, 1993
Quinoline and isoquinoline intermediates
BAYER AG12 citations74
US5008279AApr 16, 1991
Circulation-active fluoromethoxyphenyl dihydropyridine compounds
BAYER AG15 citations74
US5508406AApr 16, 1996
Quinolyl-dihydropyridine esters, processes for their preparation, and their use in medicaments
BAYER AG3 citations63
US5502062AMar 26, 1996
2-amino-4-quinolyl-dihydropyridines, processes for their preparation, and their use
BAYER AG2 citations63
US5432282AJul 11, 1995
Process for preparing 1,4-dihydro-2-amino-3-carboxy-5-cyano-pyridine derivatives
BAYER AG2 citations63
US5380851AJan 10, 1995
2-amino-5-cyano-1,4-dihydropyridines, processes for their preparation
BAYER AG1 citations63
US5364855ANov 15, 1994
4-cinnolinyl- and 4-naphthyridinyl-dihydropyridines, processes for their preparation and their use in medicaments
BAYER AG4 citations63
US5262429ANov 16, 1993
Aryl-quinolyl-substituted 1,4-dihydropyridine-dicarboxylic acid compounds which have useful pharmaceutical utility
BAYER AG2 citations63
US4898877AFeb 6, 1990
Circulation-active cyclohexenecarboxylates
BAYER AG3 citations62
US5051433ASep 24, 1991
Pharmaceutically active basic nitro-phenyl-dihydropyridine amides
BAYER AG3 citations61
US5015650AMay 14, 1991
Circulation-active basic 4-aryl-DHP amides
BAYER AG5 citations61
US5629320AMay 13, 1997
3-quinolyl-substituted dihydropyridines, and their use in medicaments
BAYER AG0 citations52
US5550245AAug 27, 1996
3-quinolyl-substituted dihydropyridines, processes for their preparation and their use in medicaments
BAYER AG0 citations52
US5514803AMay 7, 1996
2,6-disubstituted 4-quinolyl-dihydropyridines
BAYER AG1 citations52
US5504210AApr 2, 1996
3-quinolyl-substituted dihydropyridines and their use in medicaments
BAYER AG1 citations52
US5434153AJul 18, 1995
2-amino-4-heteroaryl-1,4-dihydropyridines and their use in medicaments
BAYER AG1 citations52
US5420142AMay 30, 1995
Certain 3-formyl-1, 4-dihydropyridines and their pharmaceutical composition and use
BAYER AG0 citations52
US5410055AApr 25, 1995
3-phenyl-1,7-naphthyridine and cinnoline-5-carboxyaldehyde intermediates for medicaments
BAYER AG1 citations52
US5138091AAug 11, 1992
1,4-dihydropyridine-threonine derivatives with cardiovascular activity
BAYER AG0 citations52
US5017590AMay 21, 1991
1,4-dihydropyridine-threonine compounds with cardiovascular activity
BAYER AG0 citations52
US5478937ADec 26, 1995
Certain cinnoline carboxaldehydes and naphthyridine carboxaldehydes useful as intermediates
BAYER AG0 citations50
US5504209AApr 2, 1996
2-amino-5-cyano-4-quinolydihydropyridine esters, processes for their preparation and their use in medicaments
BAYER AG0 citations42
US4904665AFeb 27, 1990
Benzylaminoaryl-dihydropyridinelactones and their use in medicaments
BAYER AG0 citations42