UW

Urs Welz-Biermann

Merck: 3 patents #72 of 834Top 9%
📍 Lafayette, IN: #6 of 55 inventorsTop 15%
🗺 Indiana: #144 of 2,507 inventorsTop 6%
Overall (2002): #19,059 of 266,432Top 8%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6479661 Method for symmetrically and asymmetrically disubstituting carboxylic acid amides with organotitanates and grignard reagents Herwig Buchholz, Armin Meijere, Vladimir Chaplinski 2002-11-12
6448445 Method for catalytically disubstituting carboxylic acid amides with at least one grignard reagent Herwig Buchholz, Armin Meijere 2002-09-10
6420302 Catalyst system Herwig Buchholz 2002-07-16