Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11148308 | Cleaning and charging station | Wolfgang Stegmann, Bernhard Sikora, Joachim Krauss | 2021-10-19 |
| 11077568 | Electric shaver | Joachim Krauss, Cirilo Javier Perez Lopez, Sebastian Hottenrott | 2021-08-03 |
| 10960557 | Electric shaver with four joint linkage | Joachim Krauss, Uwe Fischer, Roman Roeder, Andreas Erndt, Detlef Gleich | 2021-03-30 |