Inventor
BEISSWENGER THOMAS
DE13 patents
⚠️ This page may combine multiple inventors who share the name “BEISSWENGER THOMAS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASTA MEDICA AG
5 patentsUS5621117AApr 15, 1997
Method for the racemization of enantiomers of α-lipoic acid
ASTA MEDICA AG56 citations94
US5455264AOct 3, 1995
RS-thioctic acid with novel morphology
ASTA MEDICA AG36 citations92
US5994393ANov 30, 1999
Alpha-lipoic acid with novel modification
ASTA MEDICA AG13 citations69
US6013815AJan 11, 2000
Production and use of salts of 6,8-bis (amidiniumthio)-octanoic acid
ASTA MEDICA AG0 citations51
US5760268AJun 2, 1998
Production and use of salts of 6, 8-bis (amidiniumthio) -octanoic acid
ASTA MEDICA AG1 citations51
DEGUSSA
3 patentsUS5281722AJan 25, 1994
Preparation and use of salts of the pure enantiomers of alpha-lipoic acid
DEGUSSA36 citations89
US4523012AJun 11, 1985
S-substituted 2-azido-3-mercapto-propionic acid ester and process for its production and use
DEGUSSA0 citations51
US4456766AJun 26, 1984
Process for the production of N-acetyl-2,3-dehydro-aminocarboxylic acid esters
DEGUSSA0 citations51
DRESDEN ARZNEIMITTEL
3 patentsUS5731448AMar 24, 1998
(+) and (-)-8-chloro-6-sulfonyloxy-octanoic acid, its derivatives, and methods for making
DRESDEN ARZNEIMITTEL12 citations71
US5977391ANov 2, 1999
(+)- and (-) -8-halogen-6- hydroxy-octanoic acid its salts and esters and process for making
DRESDEN ARZNEIMITTEL3 citations60
US5869713AFeb 9, 1999
(+)- or (-) -8-halogen-6-hydroxy-octanoic acid, its salts and esters, and process for making
DRESDEN ARZNEIMITTEL0 citations50