Inventor
SCHRAMM MATTHIAS
DE46 patents
⚠️ This page may combine multiple inventors who share the name “SCHRAMM MATTHIAS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAYER AG
44 patentsUS4532248AJul 30, 1985
Method of combatting coronary and vascular diseases
BAYER AG109 citations96
US4492703AJan 8, 1985
4-(2-Substituted phenyl)-1,4-dihydropyridine-3,5-dicarboxylic acid esters active on blood circulation
BAYER AG34 citations93
US5721238AFeb 24, 1998
2,8-disubstituted quinazolinones
BAYER AG56 citations91
US5861404AJan 19, 1999
2,9-disubstituted purin-6-ones
BAYER AG19 citations84
US4886816ADec 12, 1989
Circulation-active dioxyalkylenearyl-dihydropyridines
BAYER AG21 citations82
US4794111ADec 27, 1988
Dihydropyridine preparations containing β-blockers
BAYER AG22 citations81
US4822798AApr 18, 1989
Circulation-active 4-phenyl-6-substituted dihydropyrimidines
BAYER AG21 citations77
US5008279AApr 16, 1991
Circulation-active fluoromethoxyphenyl dihydropyridine compounds
BAYER AG15 citations74
US4886820ADec 12, 1989
Dihydropyridine combination product comprising a dihydropyridine compound and a cardioactive nitrate
BAYER AG18 citations74
US4772612ASep 20, 1988
Circulation-active 1,4-dihydropyridines
BAYER AG18 citations74
US4707479ANov 17, 1987
Circulation active dihydropyridine-3-carboxamides
BAYER AG9 citations74
US4555512ANov 26, 1985
Circulation-active novel chromone- and thiochromone-substituted 1,4-dihydropyridine-lactones
BAYER AG9 citations74
US4540789ASep 10, 1985
Circulation-active novel chromone-and thiochromone-substituted 1,4-dihydropyridines
BAYER AG7 citations74
US5866571AFeb 2, 1999
9-substituted 2-(2-n-alkoxyphenyl)-purin-6-ones
BAYER AG10 citations73
US5344944ASep 6, 1994
Circulation-active dioxyalkylenearyl-dihydropyridines
BAYER AG13 citations73
US5272161ADec 21, 1993
Indolesulphonamide-substituted dihydropyridines
BAYER AG9 citations73
US4895855AJan 23, 1990
Mixture of different dihydropyridines
BAYER AG4 citations63
US4764516AAug 16, 1988
Mixtures of optically active nitrodihydropyridines active on the circulatory system
BAYER AG6 citations63
US4749714AJun 7, 1988
Nifedipine isosorbide 5-monoitrate combination product
BAYER AG2 citations63
US4642310AFeb 10, 1987
Circulation-active tetrahydrothienopyridines
BAYER AG2 citations63
US4628107ADec 9, 1986
Intermediate 8-carboxaldehyde-(-chromone and -thiochromone) derivatives
BAYER AG6 citations63
US4540684ASep 10, 1985
3-Nitro-5-amide-1,4-dihydropyridines with positive inotropic activity
BAYER AG5 citations63
US4898877AFeb 6, 1990
Circulation-active cyclohexenecarboxylates
BAYER AG3 citations62
US4898865AFeb 6, 1990
[4-(6-Oxo-1,4,5,6-tetrahydro-3-pyridazinyl) anilino hexyl 1,4-dihydro-2,6 Di methyl 5 nitro 4 aryl pyridine 3-carboxylates
BAYER AG6 citations62
US4876254AOct 24, 1989
Circulation-active substituted 5-nitro-1,4-dihydropyridines
BAYER AG3 citations62
US4804667AFeb 14, 1989
Circulation-active 4-aminoaryldihydropyridine lactones
BAYER AG4 citations62
US4769375ASep 6, 1988
Circulation-active 1,4-dihydropyridine derivatives and use thereas
BAYER AG4 citations62
US4753936AJun 28, 1988
Circulation-active substituted 1,4-dihydropyridine-3-carboxylic acid piperazides
BAYER AG5 citations62
US4537881AAug 27, 1985
5-Nitro 1,4-dihydropyridines having a positive inotropic effect
BAYER AG5 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
US4886804ADec 12, 1989
Circulation-active dihydropyridine ethers
BAYER AG3 citations59
US4647568AMar 3, 1987
Circulation-active hydroxy-tetra-hydropyridinelactones
BAYER AG4 citations57
US5420142AMay 30, 1995
Certain 3-formyl-1, 4-dihydropyridines and their pharmaceutical composition and use
BAYER AG0 citations52
US5162338ANov 10, 1992
Circulation active 4-aminoaryldihydropryidine lactones
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
US4762853AAug 9, 1988
1-oxo-1,3,4,7-tetrahydrobenzo[C]furans
BAYER AG1 citations52
US4668691AMay 26, 1987
Circulation-active novel 7-aryl-or pyridyl-1-oxo-1,c,4,7-tetrahydrobenzofurans
BAYER AG0 citations52
US4791122ADec 13, 1988
Circulation active novel 5-aryldihydropyridines
BAYER AG1 citations51
US4772611ASep 20, 1988
Circulation-active 3-amino-dihydropyridines
BAYER AG0 citations51
US4904665AFeb 27, 1990
Benzylaminoaryl-dihydropyridinelactones and their use in medicaments
BAYER AG0 citations42
US4710501ADec 1, 1987
Circulation active pyrimidinyl-dihydropyridines
BAYER AG0 citations42
US4645775AFeb 24, 1987
Positive inotropic 3-nitro-5-substituted ester and thioester-1,4-dihydropyridines
BAYER AG0 citations41