Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11345571 | Rack-and-pinion elevator system having a protective roof | — | 2022-05-31 |
| 11299372 | Climbing elevator system having a protective roof | Pascal Bläsi, Stefan Weber | 2022-04-12 |