Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6471827 | Method and device for measurement of the retention profile and for control of the retention in a paper/board machine | Juhana Lumiala, Ari Puurtinen, Mika Viertola | 2002-10-29 |
| 6368462 | Headbox for a paper or board making machine | Juhana Lumiala | 2002-04-09 |