Issued Patents All Time
Showing 25 most recent of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12351429 | Elevator call allocation in an elevator system | Pekka Perunka, Mikko Puranen, Janne Öfversten, Jari Romo, Ville Thomenius | 2025-07-08 |
| 12091285 | Method for determining the weight of the car and counterweight in an elevator | Pekka Perälä | 2024-09-17 |
| 11891272 | Energy storage management system | Pekka Perunka, Pekka Perälä, Janne Öfversten, Ari Hänninen | 2024-02-06 |
| 11001479 | Monitoring arrangement and method for a people conveyor | Pekka Perälä | 2021-05-11 |
| 10990071 | Managing power demand of a plurality of passenger transport installations | Pekka Perunka, Pekka Perälä, Janne Öfversten, Ari Hänninen | 2021-04-27 |
| 10131520 | Method and test system for testing failure of a machinery brake of an elevator based on elevator machine oscillation | Ari Kattainen | 2018-11-20 |
| 10040670 | Elevator with light curtain for monitoring door | Ari Kattainen, Jouko Kinnari | 2018-08-07 |
| 9975730 | Method for determining the balancing weight difference in an elevator | Pekka Perälä, Riku Lampinen, Risto Jokinen | 2018-05-22 |
| 9714155 | Method for condition monitoring of elevator ropes and arrangement for the same | Hannu Lehtinen, Riku Lampinen | 2017-07-25 |
| 9586790 | Monitoring operating condition of automatic elevator door | Pekka Perälä, Jouko Kinnari | 2017-03-07 |
| 9533858 | Elevator installation and a method for controlling elevators | Ari Hänninen | 2017-01-03 |
| 9327940 | Elevator system providing an energy saving mode | Ari Hänninen | 2016-05-03 |
| 7971688 | Adjustment of transport system parameters using a power model | Pekka Perälä | 2011-07-05 |
| 7937283 | Method for optimizing a maintenance program | Olli Orrainen | 2011-05-03 |
| 7909143 | Elevator system with power consumption control | Jari Ylinen | 2011-03-22 |
| 7823706 | Condition monitoring system | Pekka Perälä | 2010-11-02 |
| 7743891 | Elevator system | Pekka Perälä | 2010-06-29 |
| 7735611 | Identification of incoming peak traffic | — | 2010-06-15 |
| 7708118 | Condition monitoring method | Pekka Perälä | 2010-05-04 |
| 7703579 | Positioning method in an elevator system | Pekka Perälä, Nils-Robert Roschier, Simo Makimattila | 2010-04-27 |
| 7637355 | Elevator arrangement | — | 2009-12-29 |
| 7546906 | Elevator system | Jari Ylinen | 2009-06-16 |
| 7503435 | Elevator safety circuit monitoring system and method | Pekka Perälä | 2009-03-17 |
| 7484598 | Positioning method in an elevator system | Pekka Perälä, Nils-Robert Roschier, Simo Makimattila | 2009-02-03 |
| 7434666 | Method and system for measuring the stopping accuracy of an elevator car | Pekka Perällä | 2008-10-14 |