Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7081207 | Method for cleaning a filter element in a filtering chamber and filter carrying out the method | Marko Kangasniemi | 2006-07-25 |
| 6827864 | Filtering apparatus and method for washing its filtering elements | Marko Kangasniemi, Petri Tapola | 2004-12-07 |
| 6627079 | Apparatus for filtering a liquid | — | 2003-09-30 |
| 6607661 | Filtering apparatus | — | 2003-08-19 |
| 6596165 | Filtering apparatus | — | 2003-07-22 |
| 6499605 | Filter | — | 2002-12-31 |
| 6248246 | Continuous-action filtering method and apparatus | — | 2001-06-19 |
| 6227381 | Filter | — | 2001-05-08 |
| 6187191 | Filter having an end flange with a downwardly-bent edge portion | Marko Kangasniemi | 2001-02-13 |