Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10114066 | Interface unit, conveying system and method | Ari Kattainen | 2018-10-30 |
| 9981825 | Monitoring elevator traction rope | Ari Kattainen | 2018-05-29 |
| 9771243 | Elevator safety arrangement for controlling elevator movement | Ari Kattainen | 2017-09-26 |
| 9630804 | Method for providing well access in an elevator | Ari Kattainen | 2017-04-25 |
| 9580273 | Testing apparatus and safety arrangement | Ari Kattainen | 2017-02-28 |
| 9448273 | Interface unit, conveying system and method | Ari Kattainen | 2016-09-20 |
| 9434575 | Method and device for a safe emergency stop of an elevator | Ari Kattainen | 2016-09-06 |
| 9367416 | Safety circuit of an elevator, and method for identifying a functional nonconformance of a safety circuit of an elevator | Ari Kattaninen, Risto Jokinen | 2016-06-14 |
| 9213473 | Device and system for elevator maintenance | Ari Kattainen | 2015-12-15 |
| 8118140 | Elevator system with a controller of fast start of travel and method in conjunction with the same | Ari Kattainen | 2012-02-21 |