Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11192751 | Rescue apparatus and an elevator | Ari Kattainen | 2021-12-07 |
| 11097922 | Current cut-off arrangement of an elevator | Ari Kattainen, Juha-Matti Aitamurto, Juhamatti Nikander | 2021-08-24 |
| 11038457 | Motor drive | Olli Pokkinen | 2021-06-15 |
| 10899579 | Elevator brake controller | — | 2021-01-26 |