Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7691188 | Adsorption element | Olaf Weber, Stephan Wild, Wolfgang Wenzel, Daniel Volkmer, Josef Rohrmeier +2 more | 2010-04-06 |
| 7637974 | Active carbon coated filter element for preventing the leaking of hydrocarbons | Hans-Peter Scholl, Guenther Scholz, Heinz Daubner, Johann Rackerseder, Reinhold Lebherz +3 more | 2009-12-29 |
| 7618479 | Adsorber for adsorbing hydrocarbon vapors from return flows through an intake tract of an internal combustion engine | — | 2009-11-17 |
| 6902589 | Method for producing shaped, activated charcoal | Joachim Guderian, Volker Heil, Christian Horn, Michael Feseker | 2005-06-07 |