Issued Patents 2025
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404725 | Valve cylinder, impact device and method | Juha Polonen, Jarkko Niemi | 2025-09-02 |
| 12371952 | Shank adapter, rock drilling machine and method | Esa Laakkola, Jussi Peurala | 2025-07-29 |
| 12330281 | Piston guiding element, rock drilling machine and method | Antti Koskimaki, Lars Kandelin, Mikko Hamalainen, Matti Viinikka, Esa Laakkola | 2025-06-17 |
| 12241319 | Flushing element, rock drilling machine and method | Jussi Peurala, Esa Laakkola | 2025-03-04 |