Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11220785 | Tissue paper making machine and a method of operating a tissue paper making machine | Joakim Aronsson, Karl-Johan Tolfsson, Göran Ekström | 2022-01-11 |
| 10808359 | Method for making tissue paper | Karl-Johan Tolfsson, Goeran Ekstroem, Joakim Aronsson | 2020-10-20 |
| 9181655 | Extended nip roll, an extended nip press making use of the extended nip roll, a papermaking machine and a method of operating an extended nip press | Tord Gustavsson, Goeran Ekstroem, Karl-Johan Tolfsson | 2015-11-10 |
| 4622788 | Building structure, especially air raid shelter | Lars-Goran F. Blixt | 1986-11-18 |