Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6797121 | Press felt structure and method of manufacturing press felt | Heikki Rehakka, Tauno Virtanen | 2004-09-28 |
| 6773553 | Method of making press felt, and press felt | Heikki Rehakka, Tauno Virtanen | 2004-08-10 |
| 6770172 | Method of making press felt, and press felt | Bo Rokman, Tauno Virtanen | 2004-08-03 |