Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11661313 | Drive device having safety circuits using logic states for an elevator | Pasi Raassina, Pekka Hytti, Arto Nakari, Ari Kattainen, Juhamatti Nikander | 2023-05-30 |
| 10167172 | Passenger conveyor with deep sleep mode | Pasi Raassina, Risto Jokinen, Ari-Pekka Lahtinen | 2019-01-01 |
| 5798490 | Procedure and apparatus for determining the position of an elevator car | Jarmo Maenpaa, Seppo Suur-Askola | 1998-08-25 |