Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11479917 | Method for manufacturing a packaging material and a packaging material made by the method | Petri Sirviö, Kaj Backfolk | 2022-10-25 |
| 11346052 | Surface treatment composition | Kaj Backfolk, Isto Heiskanen | 2022-05-31 |