Issued Patents 2023
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11834298 | Method for modernizing elevator system | Matti Rasanen, Tarvo Viita-Aho, Petri Kere, Janne Laine, Jari Osterman +4 more | 2023-12-05 |
| 11731857 | Movable machine room, elevator arrangement and method for constructing elevator | Matti Rasanen, Tarvo Viita-Aho, Markku Haivala, Jukka LAITINEN, Hans Valtonen +9 more | 2023-08-22 |
| 11713215 | Elevator arrangement | Matti Rasanen, Markku Haivala, Tarvo Viita-Aho, Jukka LAITINEN, Janne Mikkonen +5 more | 2023-08-01 |
| 11708245 | Self-climbing installation platform for installing an elevator during construction of a building | Otto Lanz, Janne Laine, Matti Rasanen, Anssi Venho, Janne Mikkonen +5 more | 2023-07-25 |
| 11560291 | Elevator arrangement to open the roof of an elevator car | Esko Aulanko, Matti Rasanen, Ari Kattainen, Antti Hovi | 2023-01-24 |
| 11548762 | Elevator car, elevator and method | Matti Rasanen, Anssi Venho, Sakari Korvenranta | 2023-01-10 |