Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6911117 | Method and equipment for attenuation of oscillation in a paper machine or in a paper finishing device | Jouko Karhunen, Jorma Kolio, Esa Lehtovirta, Erkki Hietamäki | 2005-06-28 |
| 6521090 | Method and device for changing the natural frequency of a nip roll construction in a paper or board machine | Juhani Vestola, Jorma Kolio | 2003-02-18 |