Issued Patents 2025
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398018 | Rope anchor and elevator arrangement and method for constructing elevator | Juha Helenius, Jorma Mustalahti, Matti Rasanen, Otto Lanz, Anssi Venho +2 more | 2025-08-26 |
| 12371304 | Elevator arrangement and method of constructing elevator | Matti Rasanen, Markku Haapaniemi, Aki HAIKONEN, Otto Lanz, Sakari Korvenranta +1 more | 2025-07-29 |
| 12351433 | Method for constructing an elevator, guide rail installation apparatus, guide rail installation arrangement and method for installing a guide rail of an elevator | Markku Haapaniemi, Matti Rasanen, Jari Ryhanen, Jaakko Kahila, Aki HAIKONEN +3 more | 2025-07-08 |
| 12330913 | Method of constructing elevator and construction-time elevator arrangement | Matti Rasanen, Markku Haapaniemi, Otto Lanz, Aki HAIKONEN, Jorma Mustalahti +1 more | 2025-06-17 |
| 12297077 | Construction arrangement of an elevator | Otto Lanz, Matti Rasanen, Markku Haapaniemi, Anssi Venho, Aki HAIKONEN +8 more | 2025-05-13 |
| 12195303 | Self-climbing elevator machine room for use during the construction of a building | Otto Lanz, Matti Rasanen, Anssi Venho, Janne Mikkonen, Markku Haapaniemi +7 more | 2025-01-14 |