Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5021301 | Method of producing a steel sheet plated with Zn-Mg alloy superior both in plating adhesion and corrosion resistance, and steel sheet plated with the same | Hisatada Nakakoji, Seiji Nakajima, Akira Yasuda | 1991-06-04 |