Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5617881 | Rod formed smoking product | Peter W. Kossmehl, Henning Seidel, Wolfgang Wildenau, Hans Noe | 1997-04-08 |
| 5423336 | Ventilated filter cigarette | Henning Seidel, Wolfgang Wildenau | 1995-06-13 |
| 5033484 | Ventilated filter cigarette | Henning Seidel, Reza Nasseri | 1991-07-23 |
| 4945932 | Cigarette which goes out rapidly or is self-extinguishing | Wolfgang Wildenau | 1990-08-07 |
| 4928715 | Cigarette | Ferdinand Meixner | 1990-05-29 |