Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11731857 | Movable machine room, elevator arrangement and method for constructing elevator | Matti Rasanen, Tarvo Viita-Aho, Markku Haivala, Markku Haapaniemi, Hans Valtonen +9 more | 2023-08-22 |
| 11713215 | Elevator arrangement | Markku Haapaniemi, Matti Rasanen, Markku Haivala, Tarvo Viita-Aho, Janne Mikkonen +5 more | 2023-08-01 |