Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9248757 | Rock drilling rig and method for positioning the same | Jarno Kuittinen, Juha Piipponen | 2016-02-02 |
| 9114696 | Rock drilling rig, method for controlling the temperature of its drive equipment, and liquid cooling system | Jukka Osara, Juha Piipponen, Jarno Kuittinen | 2015-08-25 |
| 8869923 | Rock drilling rig and method for downhill drive | Jukka Osara, Juha Piipponen, Jarno Kuittinen | 2014-10-28 |
| 5531932 | Metal compound/protonic acid containing electrically conductive compositions and methods for their preparation | Toivo Karna, Jukka Laakso, Heikki Ruohonen, Esko Savolainen, Helge Lindstrom +2 more | 1996-07-02 |
| 5340499 | Electrically conductive compositions and methods for their preparation | Toivo Karna, Jukka Laakso, Heikki Ruohonen, Esko Savolainen, Helge Lindstrom +3 more | 1994-08-23 |
| 5037671 | Procedure and means for manufacturing storage battery plates | Toivo Karna, Frey Fredenberg, Matti Luukka, Jukka-Pekka Nieminen | 1991-08-06 |