Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6636614 | Method for preventing the falsification of documents comprising a photograph, preferably a facial-view photograph | Mario Koeppen, Bertram Nickolay | 2003-10-21 |
| 6382714 | Roof arrangement | Volker Richters | 2002-05-07 |
| 6345860 | Vehicle roof | Oliver Braun, Erich Ruehinger, Wolfram Salz, Matthias Aydt, Berthold Klein +1 more | 2002-02-12 |
| 6309014 | Roof arrangement | Volker Richters | 2001-10-30 |
| 6000749 | Slatted sunroof for a motor vehicle | Volker Richters | 1999-12-14 |
| 5727839 | Roof arrangement for closing off a roof cutout of a motor vehicle | Erich Ruhringer, Volker Richters | 1998-03-17 |
| 5658042 | Lamella roof for a motor vehicle | Erich Ruhringer, Volker Richters | 1997-08-19 |