Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6422295 | Method and device for chill molding | Bengt-åke Larsson, Roland Carlsson, Sven-Erik Dahlberg | 2002-07-23 |
| 6053990 | Perlitic grey iron for brake components | Per Persson, Mats Fagergren | 2000-04-25 |
| 5639420 | Method of manufacturing compacted graphite cast iron | Berndt Gyllensten, Lars-Eric Thorsten Uhr, Per Inge Dahlof, Olov Skargård, Sven-Eric Dahlberg | 1997-06-17 |
| 5370170 | Method and casting mold for the production of cast-iron cylinder liners | Sven-Erik Dahlberg, Tibor Szabo, Berndt Gyllensten | 1994-12-06 |