Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6951611 | Filters and method for producing filters | Jürgen Dannenmaier, Manfred Pirner | 2005-10-04 |
| 5489385 | Drip chamber and/or expansion chamber with integral filter | Gottfried Recktenwald | 1996-02-06 |
| 4990251 | Resilient sealing ring | Kurt Spranger, Roland Antoni, Joachim Lutterbeck, Gerd Ott, Josef Volm | 1991-02-05 |