Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7603235 | Arrangement for collision prevention of mine vehicle | Hannu Mäkelä | 2009-10-13 |
| 6898503 | Method and apparatus for determining position of mining machine | Hannu Mäkelä | 2005-05-24 |