HB

Herwig Buchholz

Merck: 62 patents #64 of 9,382Top 1%
Overall (All Time): #36,918 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 51–62 of 62 patents

Patent #TitleCo-InventorsDate
6538021 Method for producing luteolin and luteolin derivatives Ralf Rosskopf, Alice Lichtenberg, Christine Kraus 2003-03-25
6534682 N(CF3)2 anion generation and its use Volker Hilarius, Peter Sartori, Nikolai Ignatiev, Andrei Kucherina, Sergii Datsenko 2003-03-18
6514527 Compositions comprising a mixture of bioflavonols Jerzy Meduski 2003-02-04
6514973 Compositions for the treatment and prevention of neurological and pathopsychological diseases Jerzy Meduski 2003-02-04
6515180 Method for the catalytic, symmetric disubstitution of carboxylic acid amides with grignard reagents Urs Welz-Biermann, Armin Meijere 2003-02-04
6512145 Method for the catalytic, asymmetric disubstitution of carboxylic acid amides with two different grignard reagents Urs Welz-Biermann 2003-01-28
6491948 Composition comprising isoquercetin and ascorbic acid in a sustained release form Jerzy Meduski 2002-12-10
6479661 Method for symmetrically and asymmetrically disubstituting carboxylic acid amides with organotitanates and grignard reagents Urs Welz-Biermann, Armin Meijere, Vladimir Chaplinski 2002-11-12
6448445 Method for catalytically disubstituting carboxylic acid amides with at least one grignard reagent Urs Welz-Biermann, Armin Meijere 2002-09-10
6433227 USE OF TRIS (TRIFLUORO METHYLSULFONYL) METHANE, IN ADDITION TO ALKALINE METAL SALTS AND ALKALINE-EARTH METAL SALTS THEREOF AS CATALYSTS DURING C-C BONDING SYNTHESES AND THE NOVEL MG SALT OF TRIS (TRIFLUORO METHYLSULFONYL) METHANE Klaus-Dieter Franz, Herbert Mayr, Marcus-Alexander Funke, Andrea Zehetner 2002-08-13
6420302 Catalyst system Urs Welz-Biermann 2002-07-16
6420142 Method for enzymatic splitting of rutinosides Thomas Koppe, Michael Schleehahn 2002-07-16