Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12350607 | Filter device | Michael Sakraschinsky, Sven Peter WOZNIAK, Dirk Schönfeld, John R. Otto, Alexander Wohlers +5 more | 2025-07-08 |
| 12201926 | Filter device | Michael Sakraschinsky, Florentin Van Uffelen | 2025-01-21 |
| 12121832 | Filter device | — | 2024-10-22 |
| 12109515 | Filter device | — | 2024-10-08 |
| RE49220 | Filter element | Dirk Schoenfeld | 2022-09-27 |
| 10617981 | Filter device for fluids | Marco Bautz | 2020-04-14 |
| 10421031 | Filter device | Marco Bautz | 2019-09-24 |
| 10406457 | Filter device | Marco Bautz | 2019-09-10 |
| 9849408 | Filter element | Dirk Schönfeld | 2017-12-26 |