Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6048491 | Steel alloy, steel product and use thereof | Henrik Jesperson | 2000-04-11 |
| 5202089 | Precipitation-hardenable tool steel | Henrik Jespersson | 1993-04-13 |
| 4459162 | Hot work steel | Nils A. hrberg | 1984-07-10 |
| 4428781 | Welded steel chain | — | 1984-01-31 |