Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9180394 | Multi-layer composite for use in an air filter | Heiko Manstein, Robert Groten, Ingrid Ewald, Joachim Hendler, Klaus Veeser | 2015-11-10 |
| 6656400 | Method for producing a pleatable filter material from a nonwoven fabric | Klaus Veeser, Dirk Dantz | 2003-12-02 |
| 6387141 | Depth air filter having fibers intertwined by liquid-jetting | Oliver Staudenmayer, Ralph Berkemann | 2002-05-14 |
| 6146436 | Cartridge filter | Peter Pfeuffer, Jorg Sievert, Thomas Schroth, Antje Rudolph | 2000-11-14 |
| D356190 | Combined aquarium and aerator | — | 1995-03-07 |
| 5063101 | Interlining | Peter Grynaeus, Chester J. Petkiewicz | 1991-11-05 |