Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1024821 | Elevator operating panel | Ronny Kolb, Martin Egli, Massimo Calzavara, Alessio Buetti, Remo Frei +2 more | 2024-04-30 |
| 8997938 | Modernizing an elevator installation | Paul Friedli | 2015-04-07 |
| 8757329 | Elevator call input devices | — | 2014-06-24 |
| 7404470 | Elevator car operating panel | Hugo Felder, Marco Aluisetti | 2008-07-29 |
| 7404471 | Push button for elevator car operating panel | Hugo Felder | 2008-07-29 |
| 7398865 | Elevator car operating panel | Hugo Felder, Marco Aluisetti | 2008-07-15 |