Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11673771 | Elevator car parking brake | Hilkka Hamalainen, Timo Vlasov, Mikko Puranen, Antti Saarelainen, Henri Wenlin | 2023-06-13 |
| 11618647 | Elevator car parking brake | Antti I Maki, Jukka Turpeinen, Hilkka Hamalainen, Antti Saarelainen, Henri Wenlin +4 more | 2023-04-04 |
| 11554932 | Method and elevator | Mikko Puranen, Serguei Laitinen | 2023-01-17 |