Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10686315 | Method for operating inverter and inverter | Tomi Riipinen, Jesse Kokkonen | 2020-06-16 |
| 10404070 | Photovoltaic apparatus | Macerini Sauro, Mikko Myller, Tomi Riipinen | 2019-09-03 |
| 9484837 | Switching branch for three-level inverter and method for controlling switching branch of three-level inverter | Tero Viitanen | 2016-11-01 |
| 9172311 | Switching arrangement for inverter, and inverter | Jarno Alahuhtala, Ville Koivula | 2015-10-27 |
| 9153975 | AC conversion of varying voltage DC such as solar power | Jukka Nurmi | 2015-10-06 |
| 8653823 | Detection of welded switch contacts in a line converter system | Kalyan P. Gokhale, Douglas Karraker, Ilkka T. Pajari | 2014-02-18 |
| 8493759 | Inverter | Tero Viitanen, Jussi Suortti | 2013-07-23 |
| 6509502 | Method and apparatus for preparing polyaniline | Toivo Karna, Jukka Koskinen, Ilkka Turunen, Samuli Puhakka | 2003-01-21 |
| 6500544 | Corrosion resistant coatings | Mari Tiitu, Anja Talo, Kurt Blomqvist, Olli Ikkala | 2002-12-31 |