Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9914716 | Catalyst system for oxidation of o-xylene and/or naphthalene to phthalic anhydride | Diana Carolina Galeano Nunez, Christian Walsdorff, Jürgen Zühlke | 2018-03-13 |
| 9868713 | Catalyst system for oxidizing o-xylol and/or naphthalene into phthalic anhydride | Nico Fischer, Diana Carolina Galeano Nunez, Michael Kramer, Markus Schubert, Jürgen Zühlke | 2018-01-16 |