Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8770313 | Impulse generator, hydraulic impulse tool and method for producing impulses | Kenneth Weddfelt, Risto Wisakanto | 2014-07-08 |
| 8215414 | Rock drilling method and rock drilling machine | — | 2012-07-10 |
| 8151899 | Method and device for rock drilling | — | 2012-04-10 |
| 8152905 | Device and method for separating particles out from a fluid | — | 2012-04-10 |