Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10011459 | Safety circuit and elevator system with optical cable | — | 2018-07-03 |
| 9944494 | Travelling cable of an elevator, and an elevator | Pentti Alasentie, Petri Kere | 2018-04-17 |
| 9927384 | Method and an arrangement in condition monitoring of an elevator rope | Hannu Lehtinen | 2018-03-27 |