Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D972902 | Reach extender | Lili EngelHardt | 2022-12-20 |
| 11312317 | Vehicle headliner system and method for installing the same | — | 2022-04-26 |
| 6750282 | Flameproof polymer composition | Norbert Schall, Hubert Simmler-Hubenthal, Günter Beyer | 2004-06-15 |
| 6464832 | Method for optically brightening paper | Peter Rohringer | 2002-10-15 |
| 6302999 | Method for optically brightening paper | Peter Rohringer | 2001-10-16 |
| 6166278 | Use of naturally acid smectites to remove olefins from aromatics or aromatic mixtures and processes therewith | Uwe Flessner, Reinhard Hahn, Werner Zschau | 2000-12-26 |
| 6133497 | Catalyst for removing olefins from aromatic compounds or mixtures thereof | Reinhard Hahn, Uwe Flessner, Werner Zschau | 2000-10-17 |
| 5976410 | Dispersions of fluorescent whitening agents | Peter Rohringer, Rainer Hans Traber, Peter Ruf, Karla Wilzer | 1999-11-02 |
| 5750461 | Iodine adsorption agent | Reinhard Hahn | 1998-05-12 |