Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12071324 | Construction time use elevator shaft element, elevator arrangement and method | Markku Haapaniemi, Matti Rasanen | 2024-08-27 |
| 12043522 | Method for constructing elevator and elevator | Anssi Venho, Ville Myyryläinen, Tarvo Viita-Aho | 2024-07-23 |
| 12017886 | Elevator shaft element, elevator arrangement and method | Aki HAIKONEN, Anssi Venho, Markku Haapaniemi, Matti Rasanen, Tapani Talonen +1 more | 2024-06-25 |
| 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 |
| 11447370 | Method for constructing elevator | Otto Lanz, Matti Rasanen, Anssi Venho, Markku Haapaniemi, Janne Mikkonen +9 more | 2022-09-20 |
| 9868615 | Method and system for detecting a stall condition in an elevator | Jari Helvilä, Sakari Korvenranta, Petter MARTONEN, Petteri Valjus, Lauri Stolt | 2018-01-16 |