Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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, Jaakko Kahila, Aki HAIKONEN, Jorma Mustalahti +3 more | 2025-07-08 |
| 12297077 | Construction arrangement of an elevator | Otto Lanz, Matti Rasanen, Markku Haapaniemi, Anssi Venho, Janne Laine +8 more | 2025-05-13 |
| 12172866 | Installation platform for installing an elevator during construction of a building | Janne Laine, Matti Rasanen, Markku Haapaniemi, Aki HAIKONEN, Otto Lanz +6 more | 2024-12-24 |
| 12103819 | Construction arrangement of an elevator and method | Markku Haapaniemi, Matti Rasanen, Jaakko Kahila, Jorma Mustalahti, Otto Lanz +7 more | 2024-10-01 |