Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11447370 | Method for constructing elevator | Matti Rasanen, Anssi Venho, Markku Haapaniemi, Janne Mikkonen, Janne Laine +9 more | 2022-09-20 |
| 11414303 | Method for modernizing elevator system | Markku Haapaniemi, Matti Rasanen, Tarvo Viita-Aho, Petri Kere, Janne Laine +4 more | 2022-08-16 |