Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9993858 | Roll for hot rolling | Jan-Erik Karlsson, Stephen Hewitt | 2018-06-12 |
| 8133162 | Roll, as well as a ring for such a roll | Jorge Gleizer, Jan-Erik Karlsson | 2012-03-13 |
| 7582046 | Roll as well as a spacer ring therefor | Jimmy Ankargren | 2009-09-01 |
| 7572215 | Roll | Jimmy Ankargren | 2009-08-11 |