Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5082530 | Method and device in headbox of paper, board or pulp drying machine | Vesa Rommi, Timo Rosendal, Teuvo Virkkunen, Veijo Virtamo | 1992-01-21 |
| 5074965 | Single-layer or multi-layer headbox for wide flow range with adjustable bypass flow guide | Tapani Nyman, Tapio Waris | 1991-12-24 |