Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6967181 | Production of a zeolite-containing solid | Ulrich Müller, Erich Schubert, Friedrich Hill, Hermann Petersen | 2005-11-22 |
| 6887612 | Fuel cell | Stefan Bitterlich, Andreas Fischer, Werner Weppner, Ingolf Voigt | 2005-05-03 |