Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10893746 | Personal hygiene device | Norbert Schaefer, Thomas Fritsch, Andreas Larscheid, Marc KUNZ, Robert Schäfer | 2021-01-19 |
| 10881193 | Personal hygiene device | Norbert Schaefer, Martin Haas, Robert Schäfer | 2021-01-05 |