Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9061864 | Method for operating elevators to test brakes | Erich Spirgi, Daniel Bossard, Enrique Almada, Urs Ammon, Urs Polin +2 more | 2015-06-23 |
| 7533762 | Lift with support means and drive means | Heinrich Kuttel | 2009-05-19 |