HS

Hermann Siegert

EG Evonik Röhm Gmbh: 3 patents #3 of 69Top 5%
Overall (2011): #48,085 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8084640 Method for the continuous production of unsaturated carboxylic acid anhydrides Dirk Broell 2011-12-27
7999130 Methods for producing alkyl(meth)acrylates Jochen Ackermann, Alexander May, Udo Gropp, Bernd Vogel, Soenke Broecker 2011-08-16
7928251 Process for preparing tetramethyl glycolide Bernd Vogel, Alexander May 2011-04-19