Inventor · Dresden, DE

Gunter Laban

11Patents
3h-index
19Co-inventors
53Inventor score

Filing activity: Aug 2, 1993 → Jun 18, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5994393A Alpha-lipoic acid with novel modification Chemistry; Metallurgy 5 Expired
US5731448A (+) and (-)-8-chloro-6-sulfonyloxy-octanoic acid, its derivatives, and methods for making Chemistry; Metallurgy 3 Expired
US6013833A Process for the preparation of enantiomerically pure 3-hydroxyoctanedioic acid diesters by asymmetric catalytic hydrogenation Chemistry; Metallurgy 3 Expired
US6844449B2 Modifications of the trometamol salt of R-thioctic acid as well as a process for their production Human Necessities 2 Expired
US7030251B2 Modifications of the trometamol salt of R-thioctic acid as well as a process for their production Human Necessities 2 Expired
US7157253B2 Method for the production of (r)- and (S)-8-chloro-6-hydroxyoctanic acid alkyl esters by enzymatic reduction Chemistry; Metallurgy 1 Expired
US5977391A (+)- and (-) -8-halogen-6- hydroxy-octanoic acid its salts and esters and process for making Chemistry; Metallurgy 1 Expired
US6229042A Process for the preparation of enantiomerically pure 3-hydroxyoctanedioic acid diesters by asymmetric catalytic hydrogenation Chemistry; Metallurgy 1 Expired
US7208609B2 Method for producing thioctic acid Chemistry; Metallurgy 0 Expired
US5869713A (+)- or (-) -8-halogen-6-hydroxy-octanoic acid, its salts and esters, and process for making Chemistry; Metallurgy 0 Expired
US5306721A 3-(mercaptoalkyl)quinazoline Chemistry; Metallurgy 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.