Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7330807 | Method, computer program product and computer system for the automatic production of a filter unit | Ulrich Koehler, Ulrich Quaschning | 2008-02-12 |
| 7198053 | Cleaning method for filter testing device, computer program product for implementing said method and filter testing device | Juergen Van Den Boogaard, Reinhard Baumfalk, Oscar-Werner Reif | 2007-04-03 |
| 6907770 | Test device for filter systems | Reinhard Baumfalk, Oscar-Werner Reif, Juergen Van Den Boogaard | 2005-06-21 |
| 6829551 | Test device for filter systems, method for testing filter systems, and computer program therefor | Reinhard Baumfalk, Oscar-Werner Reif, Juergen Van Den Boogaard | 2004-12-07 |
| 6372133 | Multiple filter housing with filter element locking device | Ulrich Quaschning, Maik Jornitz | 2002-04-16 |