Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11124213 | Method for securing a level crossing, and stationary control device for a train control system | Jens-Harro Oechsner | 2021-09-21 |
| 10933897 | Method and arrangement for securing a railroad crossing | Christoph Kutschera, Jens-Harro Oechsner | 2021-03-02 |