Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11124388 | Locking system for elevator car door | Eric Birrer, Nicolas Gremaud | 2021-09-21 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11124388 | Locking system for elevator car door | Eric Birrer, Nicolas Gremaud | 2021-09-21 |