Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8439046 | Filter cigarette | Gunther Peters, Paul-Georg Henning, Henning Seidel | 2013-05-14 |
| 7445011 | Method for improving the loading capacity of tobacco | Holger Fleischhauer, Jurgen Klischat, Peter Skupin, Claus-Dieter Ziehn | 2008-11-04 |