Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479789 | Manufacture of screen plate with screen slots obtained by laser beam cutting | Jan Backman, Roine Andersson | 2002-11-12 |
| 6425486 | Cylindrical screen and a method of manufacturing it | Roine Andersson, Jan Backman | 2002-07-30 |