Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11959551 | Method of operating a sealing monitoring system and a sealing monitoring system for a seal | Timo Päivinen, Janne Ripattila | 2024-04-16 |
| 8948348 | Method for testing elevator emergency phones and elevator emergency communication system | Hannu RYTILÄ, Tommi HUOTARI | 2015-02-03 |