HB

Herwig Buchholz

Merck: 6 patents #7 of 834Top 1%
Overall (2002): #6,283 of 266,432Top 3%
6
Patents 2002

Issued Patents 2002

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
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
6420142 Method for enzymatic splitting of rutinosides Thomas Koppe, Michael Schleehahn 2002-07-16
6420302 Catalyst system Urs Welz-Biermann 2002-07-16