Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |