Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5549154 | Method for heating a roll and a heatable roll | Juhani Niskanen | 1996-08-27 |
| 5404936 | Method for heating a roll and a heatable roll | Juhani Niskanen | 1995-04-11 |
| 5334125 | Martensite roll | — | 1994-08-02 |