Issued Patents 2023
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11834298 | Method for modernizing elevator system | Markku Haapaniemi, Matti Rasanen, Tarvo Viita-Aho, Petri Kere, 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, Markku Haapaniemi +9 more | 2023-08-22 |
| 11708245 | Self-climbing installation platform for installing an elevator during construction of a building | Otto Lanz, Matti Rasanen, Anssi Venho, Markku Haapaniemi, Janne Mikkonen +5 more | 2023-07-25 |
| 11679958 | Safety gear arrangement, elevator system, and method for operating a safety gear of an elevator system | Veijo Manninen, Tuukka Korhonen, Matti Rasanen, Jorma Mustalahti, Ville Myyryläinen +2 more | 2023-06-20 |