Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11124383 | Method for controlling an elevator lighting and an elevator | Ari Kattainen, Gareth Chapman, Jari Kantola, Jukka Lindberg, Pekka Laukkanen +1 more | 2021-09-21 |
| 11097922 | Current cut-off arrangement of an elevator | Ari Kattainen, Juhamatti Nikander, Arto Nakari | 2021-08-24 |
| 11043340 | Inspection station | Mikko Vaskela, Jukka Korpela | 2021-06-22 |
| 10934133 | Elevator safety arrangement having earth fault detection | Ari Kattainen, Lauri Stolt | 2021-03-02 |