ER

Erika Retzlaff

EG Evonik Degussa Gmbh: 3 patents #409 of 1,853Top 25%
EA Evonik Industries Ag: 1 patents #24 of 142Top 20%
📍 Marl, DE: #117 of 424 inventorsTop 30%
Overall (All Time): #1,189,477 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10113025 Functionalized ketone-aldehyde condensation resins Christoph Duerr, Bettina Burian, Daniel Engelke, Michael Ewald, Tanja Joerres 2018-10-30
9751971 Dispersing resins for pigment preparations having a low volatile organic content Thomas Veit, Michael Ewald, Daniel Engelke, Bettina Burian, Heiko Alzer +6 more 2017-09-05
9221945 Liquid, adhesion-promoting additive and process for its preparation Heiko Alzer, Ingrid Heussen, Sascha Herrwerth, Thomas Veit, Michael Ewald +2 more 2015-12-29
7687569 Radiation curable composition consisting of unsaturated amorphous polyesters and reactive dilutant agents Patrick Glockner, Andreas Wenning, Peter Denkinger 2010-03-30