Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4666746 | Method for the impregnation of water-repellent paper | — | 1987-05-19 |
| 4610761 | Paper that contains chemically substituted cellulose | Dan Eklund, Jukka Erkkila, Matti Ingman, Kauko Peltonen, Kari Saarinen | 1986-09-09 |