Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11458424 | Filter device | Bernhard Schlichter, Albert Kaints | 2022-10-04 |
| 11058975 | Filtering apparatus | Ralf Wnuk, Thomas Böttcher, Thomas Morawietz | 2021-07-13 |
| 10029194 | Filter device | Ralf Wnuk, Thomas Böttcher, Markus Olschok | 2018-07-24 |
| 9855520 | Filtering apparatus | Ralf Wnuk, Thomas Böttcher, Thomas Morawietz | 2018-01-02 |
| 8518274 | Filter device operating method | Ralf Wnuk, Bernhard Schlichter | 2013-08-27 |
| 8216469 | Filter device | Ralf Wnuk, Bernhard Schlichter | 2012-07-10 |