Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12357240 | Machine learning analysis techniques for clinical and patient data | Jussi Ekström, Santeri Mentu | 2025-07-15 |
| 10400344 | Apparatus for protection of anodes and cathodes in a system of electrolysis cells | Duncan Grant, Michael H. Barker, Sönke Schmachtel, Ari Rantala, Lauri Nordlund | 2019-09-03 |
| 10316389 | Hydrometallurgical treatment of anode sludge | Sönke Schmachtel | 2019-06-11 |
| 9976222 | Bubble collector guide and use thereof | Ville Nieminen, Heikki Aaltonen | 2018-05-22 |
| 9932683 | Method for metal electrowinning and an electrowinning cell | Michael H. Barker | 2018-04-03 |
| 9708725 | Method for maintenance of used permanent cathode plates | Mari Lindgren | 2017-07-18 |
| 9695520 | Arrangement for measuring electric current in an individual electrode in an electrolysis system | Duncan Grant, Michael H. Barker, Lauri Nordlund, Ari Rantala | 2017-07-04 |
| 9677184 | Measurement of electric current in an individual electrode in an electrolysis system | Duncan Grant, Michael H. Barker, Lauri Nordlund, Ari Rantala | 2017-06-13 |
| 9556530 | Equipment and method for electrolytic recovery of metal | Ville Nieminen, Lauri Palmu | 2017-01-31 |
| 8551306 | Permanent cathode | Lauri Palmu, Tuomo Kivistö, Ismo Virtanen | 2013-10-08 |
| 8303795 | Method for arranging electrodes in an electrolytic process and an electrolytic system | Olli Jarvinen, Lauri Palmu, Ilkka Laitinen | 2012-11-06 |
| 7731777 | Method for processing anode sludge | Leo Lindroos, Olli Jarvinen | 2010-06-08 |
| 7670575 | Method and device for treating anode slime | Olli Jarvinen, Pekka Taskinen, Olli Hyvärinen, Leo Lindroos | 2010-03-02 |
| 7366582 | Method for defining status index in copper electrolysis | Ari Rantala | 2008-04-29 |
| 7122109 | Method for the improvements of current efficiency in electrolysis | Ari Rantala | 2006-10-17 |
| 7002171 | Method for improving the quality of cathodes in electrolysis | Ari Rantala | 2006-02-21 |
| 6511591 | Method for the electrolytic refining of copper | Hannu Pouru | 2003-01-28 |
| 6495024 | Method for the removal of arsenic from sulfuric acid solution | Leo Lindroos | 2002-12-17 |
| 6342136 | Busbar construction for electrolytic cell | Ismo Virtanen, Tuomo Kivistö, Tom Marttila | 2002-01-29 |
| 6187156 | Anode for electrolytic refining | Ismo Virtanen, Tuomo Kivistö, Tom Marttila | 2001-02-13 |
| 5141753 | Method for utilizing the copper-arsenic precipitate created in the electroytic refining of copper in the production of anti-rot agents for wood | Leo Lindroos | 1992-08-25 |