Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136218 | Method for fastening a rail of an elevator system in an elevator shaft | Emanuele FERRI, Torsten Sonner | 2021-10-05 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136218 | Method for fastening a rail of an elevator system in an elevator shaft | Emanuele FERRI, Torsten Sonner | 2021-10-05 |