Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7913819 | Set of elevators and method for controlling a set of elevators | Janne Sorsa, Esko Aulanko | 2011-03-29 |
| 7900750 | Elevator system | Veikko Mattsson, Kari Suihkonen | 2011-03-08 |