Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12387542 | Movable user entry device and an access system for access control | Jussi Laurila, Visa Rauta, Antti Perko, Tomio Pihkala | 2025-08-12 |
| 12131601 | Elevator access control | Antti Perko, Tomio Pihkala | 2024-10-29 |