DG

Didier Groffe

CD Cognis Deutschland: 1 patents #101 of 244Top 45%
Overall (All Time): #2,090,456 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8177960 Asphaltene-stabilising molecules having a tetrapyrrolic ring Jean-Michel Rouet, Mathieu Salaün 2012-05-15
6946524 Methods for producing polyester amides based on polyisobutylenes, polyester amides produced thereby, and uses therefor in stabilizing crude oil Wolfgang Breuer, Paul Birnbrich, Claus-Peter Herold, Stephan von Tapavicza, Matthias Hof 2005-09-20