Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8172739 | Device for combining groups of filter segments for producing multi-segment filters of the tobacco industry, and trough drum | Sonke Horn, Thorsten Scherbarth, Gerd Strohecker, Steffen Rocktaschel, Wolfgang Steiniger +3 more | 2012-05-08 |
| 7811220 | Device for processing filter tow material, and device for the production of filters | Sonke Horn, Joachim Glogasa, Volker Fricke, Ralf Meyer, Manfred Dallmann +1 more | 2010-10-12 |
| 7588524 | Fiber filter production | Thorsten Scherbarth, Soenke Horn, Irene Maurer, Alexander Buhl, Jann De Boer | 2009-09-15 |
| 7318797 | Continuous rod machine arrangement for producing nonwoven filters | Alexander Buhl, Jann DeBoer, Sonke Horn, Irene Maurer, Thorsten Scherbarth +1 more | 2008-01-15 |
| 7300394 | Method and device for producing a filter rod | Alexander Buhl, Sonke Horn, Irene Maurer, Jan Peisker, Thorsten Scherbarth +1 more | 2007-11-27 |
| 7261681 | Method and apparatus for applying additive to a moving, spread-out filter material web | Jürgen Pehmöller, Irene Maurer | 2007-08-28 |
| 7175580 | Wear indicator for a roller | Stephan Peters, Harald Dittombee, Jürgen Pehmöller, Thomas Meins, Volker Fricke +4 more | 2007-02-13 |
| 7004896 | Method and arrangement for producing compound filters | Uwe Heitmann, Sonke Horn, Nikolaos Georgitsis, Heinz-Christen Lorenzen, Steffen Rocktaschel +4 more | 2006-02-28 |
| 6334243 | Method of and apparatus for manipulating tows of filter material for tobacco smoke | — | 2002-01-01 |