Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7153424 | Apparatus for purifying water | Kari Aalto, Alexander Melnikov | 2006-12-26 |
| 6712965 | Purifying device for liquid | Kari Aalto, Alexander Melnikov | 2004-03-30 |
| 6312609 | Water purification device | Rostislav Solyanik, Kari Aalto, Alexander Melnikov | 2001-11-06 |
| 6183647 | Method and apparatus for treatment of liquid | Kari Aalto, Alexander Melnikov, Michail Ivanovich Sotov | 2001-02-06 |