Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8006892 | Method for forming a tight-fitting silver surface on an aluminium piece | Karri Osara | 2011-08-30 |
| 7504009 | Method for the formation of a good contact surface on an aluminium support bar and a support bar | Karri Osara | 2009-03-17 |
| 7425257 | Method for the formation of a good contact surface on a cathode support bar and support bar | Karri Osara | 2008-09-16 |
| 6937167 | Method for joining a jacket element and a core element together | Veijo Halminen, Tuomo Kivistö | 2005-08-30 |
| 6772936 | Method for making an electroconductive joint | — | 2004-08-10 |
| 6740179 | Method for making a joint between copper and stainless steel | Pekka Taskinen, Tuija Suortti | 2004-05-25 |
| 6725517 | Method for plugging a hole and a cooling element manufactured by said method | Tuija Suortti | 2004-04-27 |
| 4431614 | Process for the separation of gold and silver from complex sulfide ores and concentrates | Simo A. I. Makipirtti, Kaarlo M. J. Saari, Pekka T. Setala | 1984-02-14 |