Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861682 | Clad steel materials having excellent ductility and corrosion resistance | Yoshio Hashimoto, Kaname Hasuka, Seiji Otomo | 1989-08-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861682 | Clad steel materials having excellent ductility and corrosion resistance | Yoshio Hashimoto, Kaname Hasuka, Seiji Otomo | 1989-08-29 |