Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8133852 | Mineral oils with improved conductivity and cold flowability | Matthias Krull, Klaus Mikulecky, Carsten Cohrs | 2012-03-13 |
| 7776111 | Mineral oils with improved conductivity and cold flowability | Matthias Krull, Carsten Cohrs, Stefan Lorenz | 2010-08-17 |
| 6365541 | Alkoxylation catalyst | Ignaz Wimmer | 2002-04-02 |
| 4431565 | Surface-active compounds, a process for their preparation and their use | Siegfried Billenstein, Ignaz Wimmer, Fritz J. Gohlke, Johannes Macenka | 1984-02-14 |