Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9604017 | Needle for piercing a powder capsule for inhalation | Hubert Hoelz, Stefan Lustenberger, Herbert Wachtel, Rolf Kuhn | 2017-03-28 |
| 8662076 | Two-part capsule with pre-closure for housing pharmaceutical preparations for powder inhalers | Rolf Kuhn, Burkhard Metzger, Hubert Hoelz, Stefan Lustenberger, Herbert Wachtel | 2014-03-04 |
| 8539947 | Powder inhaler | Rolf Kuhn, Burkhard Metzger, Heinrich Kladders, Joern-Eric Schulz | 2013-09-24 |
| 7988001 | Container provided with a pressure equalization opening | Burkhard Metzger | 2011-08-02 |
| 7451884 | Container provided with a pressure equalization opening | Burkhard Metzger | 2008-11-18 |
| 7043966 | Quality control systems for detecting leaks of gaseous or liquid materials from closed containers | — | 2006-05-16 |
| 6503440 | Process for making a container with a pressure equalization opening and containers produced accordingly | Burkhard Metzger | 2003-01-07 |