Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7807836 | Preparation of perylen-3,4:9,10-tetracarboxylic dianhydride and also of naphtalene-1,8-dicarboximides | Bernhard Dung, Felix Mueller, Arno Boehm, Willi Helfer, Georg Henning | 2010-10-05 |
| 7393956 | Method for the production of perylen-3,4:9,10-tetracarboxylic acid diimides and perylen-3,4:9,10-tetracarboxylic acid dianhydride and naphtalene-1,8-dicarboxylimides | Bernhard Dung, Felix Mueller, Arno Boehm, Willi Helfer, Georg Henning | 2008-07-01 |