Inventor
FRIEDRICH LUDWIG
DE16 patents
⚠️ This page may combine multiple inventors who share the name “FRIEDRICH LUDWIG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BASF AG
11 patentsUS4438131AMar 20, 1984
Ω-Cyano-1, Ω-diphenyl-azaalkane derivatives, their preparation and drugs containing them
BASF AG37 citations90
US4636504AJan 13, 1987
6-(acylaminoaryl)-3(2H)-pyridazinone derivatives and their use
BASF AG12 citations73
US4463007AJul 31, 1984
Triazoloquinazolinones, and compositions and methods for treating allergic disorders with them
BASF AG9 citations73
US4407810AOct 4, 1983
Thiazol-2-yl-oxamic acid derivatives, and therapeutic agents containing these compounds
BASF AG5 citations63
US4517196AMay 14, 1985
Tricyclic thiazolyloxamic acids and their derivatives, their preparation, and therapeutic agents containing these compounds
BASF AG5 citations62
US4399139AAug 16, 1983
5,6-Dihydro-11-alkylene-morphanthridin-6-ones, their pharmaceutical compositions and method of use
BASF AG2 citations62
US4183935AJan 15, 1980
Bispidine derivatives, their preparation, and drugs containing same
BASF AG5 citations62
US4151277AApr 24, 1979
Non-glycosidic theophylline-sugar derivatives
BASF AG4 citations61
US4873246AOct 10, 1989
6-(acylaminoaryl)-3(2H)-pyridazinone derivatives, and their use
BASF AG1 citations60
US4477451AOct 16, 1984
5,6-Dihydro-11-methylenemorphanthridin-6-ones, their preparation and drugs containing these compounds
BASF AG0 citations52
US4514413AApr 30, 1985
Gastric acid secretion inhibiting N-(imidazol-1-ylalkyl)thiourea derivatives
BASF AG1 citations51