Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11149676 | Two-stroke internal combustion engine | Christian Rehrl, Helmut Drochner, Christian Mayrhofer, Stefan Spatzenegger, Christian Rathgeb +4 more | 2021-10-19 |
| 11071431 | Floor cleaning apparatus and method of cleaning a floor | Dieter Windmeisser, Thomas Bahr, Markus Müller, Markus Stofer, Laurent Ryssen +1 more | 2021-07-27 |