Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11167955 | Method and system for generating maintenance data of an elevator door system | Aki HAIKONEN | 2021-11-09 |
| 11114887 | Power system for vertical transportation, method and vertical transportation arrangements | — | 2021-09-07 |