Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6609996 | Method for sealing of a coating on a roll | Kari Niemi, Bjarne Hellman, Juha Wahlroos | 2003-08-26 |
| 6500308 | Method for coating a press or transfer belt and a corresponding coated belt | Marko Kovanen | 2002-12-31 |
| 6461687 | Method for manufacturing a paper or board machine and coating composition therefor | Juhani Vestola, Kari Niemi, Juha Wahlroos, Jorma Majava, Jussi Tuomela +1 more | 2002-10-08 |
| 6423185 | Process of surface treatment for faces that become contaminated in a paper or board machine | Tapio Mäntylä, Petri Sorsa | 2002-07-23 |
| 6167623 | Press roll with a ceramic coating, method for manufacturing the same and coating composition | Kari Niemi, Juha Wahlroos | 2001-01-02 |
| 5967959 | Press roll with a ceramic coating, method for manufacturing the same and coating composition | Kari Niemi, Juha Wahlroos | 1999-10-19 |
| 5582568 | Method for coating a roll and a coated roll for a paper machine | — | 1996-12-10 |
| 5553381 | Method for coating a roll of a paper machine | — | 1996-09-10 |
| 5412870 | Method for coating a roll | — | 1995-05-09 |
| 5176940 | Method for forming a coated roll | Jukka Salo | 1993-01-05 |
| 5023985 | Coated roll for a paper making machine | Jukka Salo | 1991-06-18 |