Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11697574 | Elevator | Juhamatti Nikander | 2023-07-11 |
| 11661313 | Drive device having safety circuits using logic states for an elevator | Pasi Raassina, Pekka Hytti, Ari Kattainen, Juhamatti Nikander, Olavi Vairio | 2023-05-30 |
| 11577934 | Elevator | Olli Pokkinen | 2023-02-14 |
| 11511965 | Backup power supply for elevator | Olli Pokkinen | 2022-11-29 |
| 11498806 | Elevator | Olli Pokkinen | 2022-11-15 |
| 11469749 | Power controller configured to distinguish an intentional signal associated with a manual rescue mode from an unintentional signal associated with a short circuit | — | 2022-10-11 |
| 11431051 | Battery pack, frequency converter and transport system | Olli Pokkinen | 2022-08-30 |
| 11420845 | Rescue apparatus with a remote control and an elevator including the same | Ari Kattainen | 2022-08-23 |
| 11332342 | Elevator | Olli Pokkinen | 2022-05-17 |
| 11325808 | Transport conveyor drive | Olli Pokkinen, Juhamatti Nikander | 2022-05-10 |
| 11286131 | Energizing circuit of a magnetizing coil of an operational brake, a passenger conveyor, and a method for energizing the magnetizing coil of the operational brake of a passenger conveyor | — | 2022-03-29 |
| 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 |
| 10855071 | Motor drive | Pasi Raassina, Juhamatti Nikander, Pasi Rinnesaari, Ari-Pekka Lahtinen, Olli Pokkinen | 2020-12-01 |
| 10450164 | Arrangement for releasing the operating brake of an elevator | Olli Pokkinen, Teppo Vuorio | 2019-10-22 |
| 10273116 | Jerk limiting in elevator rescue system | Ari Kattainen | 2019-04-30 |
| 10189675 | Fully adjustable brake controller without need of DC-link | Henri Wenlin, Tuukka Korhonen, Lauri Stolt, Ari Pikivirta | 2019-01-29 |
| 10106373 | Elevator brake controller for modulating DC voltage | — | 2018-10-23 |
| 9873591 | Brake controller, elevator system and a method for performing an emergency stop with an elevator hoisting machine driven with a frequency converter | Ari Kattainen, Pasi Raassina, Tapio Saarikoski, Lauri Stolt, Antti Kallioniemi | 2018-01-23 |
| 9802790 | Drive device of an elevator with safety system | Ari Kattainen, Pasi Raassina, Tapio Saarikoski, Lauri Stolt, Antti Kallioniemi | 2017-10-31 |
| 9776829 | Elevator safety arrangement with drive prevention logic | Ari Kattainen, Pasi Raassina, Tapio Saarikoski, Lauri Stolt, Antti Kallioniemi | 2017-10-03 |