Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674171 | Roll outer layer material for hot rolling and method of manufacturing roll for hot rolling | Tomoya Koseki, Yoshitaka Sawa | 1997-10-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674171 | Roll outer layer material for hot rolling and method of manufacturing roll for hot rolling | Tomoya Koseki, Yoshitaka Sawa | 1997-10-07 |